Design ID | Primary EmbossingThe Primary Embossing is typically found on the front of the insulator and usually identifies either the manufacturer (such as "Hemingray") or the company that the insulator was made for (such as "AM.TEL.&TEL.CO.") Insulators with No Name or No Embossing are denoted as such. |
EINThe Embossing Index Number (EIN) is a unique number assigned by the collecting hobby to each distinct embossing for an insulator design. It is normally shown in brackets, e.g. [050]. |
EmbossingMost common terms: (F-Skirt): Front Skirt (R-Skirt): Rear Skirt /: New line of embossing {}: Special note (not embossed on the insulator) [#]: Represents a number Other terms: {MLOB}: Mold Line Over Base (F-Crown): Front Crown (R-Crown): Rear Crown (F-Umbrella): Front Umbrella (R-Umbrella): Rear Umbrella |
BaseThe base is the bottom of the insulator. Hemingray made 4 different types of bases: 1. SDP: Sharp Drip Points 2. RDP: Round Drip Points 3. CB: Corrugated Base 4. SB: Smooth Base |
Year AddedThis is the year that this embossing was officially recognized and added to the McDougald (1991-2008) or Briel (2011-present) insulator price guides. It is not necessarily the year this embossing was discovered. |
Photo | Status✓ = In my collection If the value in this column says WANTED, then that specific insulator is on my wanted list! If you have that insulator and would like to sell it, click on the WANTED link to submit photos and contact me. |
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CD 24 | U.S. LIGHT & HEATING CO. | [010] | (Crown) THE UNITED STATES LIGHT & HEATING CO {Waffle top} | SB | 2015 | ✓ | |
CD 106 | HEMINGRAY | [175] | (F-Skirt) HEMINGRAY-9 {Backwards 'N'}/[#] (R-Skirt) MADE IN U.S.A. {Backwards 'N'} | RDP | 2015 | No Photo | WANTED ($20 Reward) |
CD 106 | HEMINGRAY | [233] | (F-Skirt) HEMINGRAY/№ 9 (R-Skirt) PATENT/MAY 2 1893 {'9' in '1893' is an upside down 'G'} | SDP | 2015 | ✓ | |
CD 106 | HEMINGRAY | [251] | (F-Skirt) HEMINGRAY/№ 9 (R-Skirt) PATENT {First 'T' of 'PATENT' over blot out}/MAY 2 1893 | SDP | 2015 | No Photo | - |
CD 106 | HEMINGRAY | [253] | (F-Skirt) HEMINGRAY/Nº 9 {No line under 'º' and '9' may resemble a rotated 'G'} (R-Skirt) PATENT/MAY 2 1893 Note: Wording was added to the 2023 price guide that the '9' may resemble a rotated 'G' and consolidated with the similar [254] listing which was removed. |
SDP | 2015 | No Photo | - |
CD 106 | HEMINGRAY | [315] | (F-Skirt) HEMINGRAY/№ 9 (R-Skirt) PATENTED {Second 'TE' in 'PATENTED' over blot out} | SDP | 2015 | No Photo | - |
CD 106 | HEMINGRAY | [333] | (F-Skirt) HEMINGRAY/№ 9 {'HEMINGRAY' letters tapered so the underside of 'HEMINGRAY' forms an arc} (R-Skirt) PATENT/MAY 2 1893 Note: This embossing was removed in 2023 price guide and consolidated with the [332] embossing. |
SDP | 2015 | No Photo | ✓ |
CD 106 | HEMINGRAY | [367] | (F-Skirt) HEMINGRAY/№ 9 (R-Skirt) PATENT/MAY 2 1893 {Missing middle bar of 'A' in 'MAY'} | SDP | 2015 | No Photo | - |
CD 106 | HEMINGRAY | [390] | HEMINGRAY/№ 9 (R-Skirt) PATENT/MAY 2 1893 {'MAY 2'/'№ 9'} | SDP | 2015 | No Photo | - |
CD 112.4 | HEMINGRAY | [015] | (F-Skirt) HEMINGRAY/Nº8 {Flared skirt variant} | SB | 2015 | ✓ | |
CD 113 | HEMINGRAY | [016] | (F-Skirt) HEM1NGRAY/№ 12 {'I' instead of '1' in '12'} (R-Skirt) PATENT/MAY 2 1893 {Note 'I' instead of '1' in '1893'} Note: I question this embossing. I believe the 1 in HEM1NGRAY is a typo in the 2015 & 2019 price guides. |
SDP | 2015 | No Photo | - |
CD 113 | HEMINGRAY | [132] | (F-Skirt) HEMINGRAY/№ 12 (R-Skirt) PATENT/MAY 2 1893 {'E'/'D'} | SDP | 2015 | No Photo | - |
CD 115 | HEMINGRAY | [025] | (F-Skirt) HEMINGRAY [Vertical bar on inside of front skirt] (R-Skirt) № 10 | SDP | 2015 | No Photo | - |
CD 115 | HEMINGRAY | [045] | (F-Skirt) HEMINGRAY (R-Skirt) PATENTED/MAY 2 1893 {Variant that is 1/4" taller and has a rounded dome} SDP | SDP | 2015 | No Photo | WANTED ($500 Reward) |
CD 115 | HEMINGRAY | [055] | (F-Skirt) HEMINGRAY-10 (R-Skirt) MADE IN U {Missing '.S.A.'} RDP | RDP | 2015 | ✓ | |
CD 115 | HEMINGRAY | [125] | (F-Skirt) HEMINGRAY-10/[#] (R-Skirt) MADE IN U.S.A./[#] | SB | 2015 | No Photo | - |
CD 115 | HEMINGRAY | [185] | (F-Skirt) [# and dots]/HEMINGRAY-10 (R-Skirt) MADE IN U.S.A. | RDP | 2015 | No Photo | - |
CD 115 | HEMINGRAY | [190] | (F-Skirt) [# and dots]/HEMINGRAY-10 (R-Skirt) MADE IN U.S.A./[#] | RDP | 2015 | No Photo | - |
CD 121 | HEMINGRAY | [155] | (F-Skirt) HEMINGRAY/[Glass dot] (R-Skirt) PATENT/MAY 2 1893 | SDP | 2015 | ✓ | |
CD 121.4 | PATENT - DEC. 19, 1871 | [010] | (F-Crown) PATENT/DEC.19.1871 (F-Skirt) ['A.U.' blotted out] {MLOB} Note: Until 2015, this embossing was listed as A.U. [040]. |
SB | 2015 | ✓ | |
CD 121.4 | PATENT - DEC. 19, 1871 | [020] | (F-Crown) PATENT/DEC.19.1871 (F-Skirt) ['A.U.' blotted out] (R-Skirt) [Blotted out embossing] Note: Until 2015, this embossing was listed as A.U. [050]. |
SB | 2015 | No Photo | WANTED |
CD 121.4 | PATENT - DEC. 19, 1871 | [030] | (F-Crown) PATENT/DEC.19.1871 (F-Skirt) ['A.U.' blotted out] (R-Skirt) ['D', 'E', or '{Backwards 'E'}'] Note: Until 2015, this embossing was listed as A.U. [060]. |
SB | 2015 | ✓ | |
CD 122 | HEMINGRAY | [145] | (F-Skirt) HEMINGRY-16 {Note spelling} (R-Skirt) MADE IN U.S.A. Note: Embossing corrected in the 2019 price guide to SDP (instead of RDP). |
SDP | 2015 | No Photo | ✓ |
CD 126.4 | W.E.MFG.CO. | [045] | (F-Crown) W.E.MFG.CO. (R-Crown) W.U. | SB | 2015 | No Photo | - |
CD 128.4 | HEMINGRAY | [030] | (F-Skirt) HEMINGRAY/[#] (R-Skirt) SB {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | - |
CD 132 | PATENT - DEC. 19, 1871 | [026] | (F-Crown) PATENT/DEC. 19-1871 {Note '-' instead of a '.' between 19 and 1871} (R-Crown) 2 | SB | 2015 | ✓ | |
CD 133 | NO EMBOSSING | [026] | [No embossing] {DEC 19, 1871 Patent style} {Small diameter pinhole} | SB | 2015 | No Photo | WANTED ($300 Reward) |
CD 133 | PATENT - DEC. 19, 1871 | [030] | (F-Crown) PATENT/DEC. 19-1871 {Note the hyphen between '19' and '1871'} (R-Crown) 3 | SB | 2015 | No Photo | - |
CD 133.1 | PATENT - DEC. 19, 1871 | [040] | (F-Skirt) PAT/ENT/DEC. 19. 1871 {The '/' in 'PAT/ENT' is a character, not a break in the line -- it may be a 'T' over a '7'} (R-Skirt) 3/A | SB | 2015 | No Photo | WANTED ($40 Reward) |
CD 145 | H.G.CO. | [035] | (Dome) H (F-Skirt) H.G.CO. (R-Skirt) ['[Vertical bar]' blotted out] | SB | 2015 | No Photo | - |
CD 145 | HEMINGRAY | [110] | (F-Skirt) HEMINGRAY/MADE IN U.S.A. (R-Skirt) № 21 {Blot out near or under '№ 21'} | SDP | 2015 | No Photo | - |
CD 147 | HEMINGRAY | [015] | (F-Skirt) HEMINGRAY (R-Skirt) PATENTED OCT. 8 1907 {Note '0' embossed over '9' in '1907'} | SB | 2015 | No Photo | - |
CD 151 | PATENT - OTHER | [010] | (F-Skirt) PATD MAY 2 1893 (R-Skirt) PETTICOAT | SDP | 2015 | No Photo | WANTED |
CD 154 | NO NAME | [040] | (F-Skirt) ['HEMINGRAY-42' blotted out] (R-Skirt) MADE IN U.S.A. {Many varieties of blot outs on the front skirt}
Note: Until 2015, this embossing was listed as Hemingray [170]. |
RDP | 2015 | ✓ | |
CD 154 | NO NAME | [050] | (F-Skirt) ['HEMINGRAY-42' blotted out] (R-Skirt) MADE IN U.S.A. {Many varieties of blot outs on the front skirt} Note: Until 2015, this embossing was listed as Hemingray [180]. |
SDP | 2015 | No Photo | - |
CD 160 | H.G.CO. | [052] | (F-Skirt) H.G.CO./PATENT MAY 2 1893 (R-Skirt) PETT1COAT/[Blotted out embossing] {Note '1' in place of 'I' in 'PETT1COAT'} | SDP | 2015 | No Photo | - |
CD 160 | H.G.CO. | [055] | (F-Skirt) H.G.CO./PATENT MAY 2 1893 (R-Skirt) PETT1COAT {Note 'I' in PETTICOAT is a '1'} | SDP | 2015 | No Photo | - |
CD 160 | H.G.CO. | [160] | (F-Skirt) H.G.CO/PATENT.MAY.2.1893. {Note extra periods} (R-Skirt) PETT1COAT {Note 'I' is a '1'} | SDP | 2015 | ✓ | |
CD 160 | HEMINGRAY | [022] | (F-Skirt) HEMINGRAY {Note 'I' is upside down 'L'} (R-Skirt) NO 14 {Note 'O' in 'º' is large} | SDP | 2015 | ✓ | |
CD 160 | HEMINGRAY | [065] | HEMINGRAY-14 (R-Skirt) MADE IN U.S.A./['HEMINGRAY' blotted out] | RDP | 2015 | No Photo | - |
CD 164 | H.G.CO. | [046] | (F-Skirt) H.G.CO./PATENT MAY 2 1893 {'8' is offset & engraved over '8'} (R-Skirt) PETTICOAT | SDP | 2015 | No Photo | - |
CD 164 | H.G.CO. | [047] | (F-Skirt) H.G.CO./PATENT MAY 2 1893 {First 'T'/'L'} (R-Skirt) PETTICOAT | SDP | 2015 | No Photo | - |
CD 164 | H.G.CO. | [048] | (F-Skirt) H.G.CO./PATENT MAY 2 1893 {The '1' is upside down} (R-Skirt) PETTICOAT | SDP | 2015 | ✓ | |
CD 168 | HEMINGRAY | [042] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U S A {Note no periods} (R-Skirt) [#]/D-510 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | - |
CD 168 | HEMINGRAY | [092] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U.S.A. (R-Skirt) REG. U.S. PAT. OFF./LOWEX/D-510 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | - |
CD 168 | HEMINGRAY | [112] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U.S.A. (R-Skirt) [#]/D-510 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | ✓ | |
CD 183 | HEMINGRAY | [052] | (F-Skirt) HEMINGRAY-71/[# and dots] (R-Skirt) MADE IN U.S.A./[#] {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | ✓ | |
CD 183 | HEMINGRAY | [062] | (F-Skirt) HEMINGRAY-71/[#] (R-Skirt) MADE IN U.S.A. {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | - |
CD 196 | H.G.CO. | [050] | (F-Skirt) № 51/H.G.CO. (R-Skirt) PAT.MAY 2 1893 {Note there is a "3" offset and stamped over the "3"} | SDP | 2015 | No Photo | - |
CD 219 | HEMINGRAY | [012] | (F-Skirt) HEMINGRAY-66/[#] (R-Skirt) MADE IN U.S.A./[#] {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | ✓ |
CD 219 | NO EMBOSSING | [020] | [No embossing] {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | ✓ | |
CD 220 | HEMINGRAY | [082] | (F-Skirt) HEMINGRAY-670/[# and dots] (R-Skirt) MADE IN U.S.A./[#] {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | ✓ | |
CD 221 | HEMINGRAY | [032] | (F-Skirt) HEMINGRAY-68/[# and dots] (R-Skirt) MADE IN U.S.A./[#] {Locke Hi-Top style; Aluminum coated top} {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | ✓ |
CD 221 | HEMINGRAY | [037] | (F-Skirt) HEMINGRAY-68/[# and dots] (R-Skirt) MADE IN U.S.A./[#] {Locke Hi-Top style} {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | ✓ | |
CD 230 | HEMINGRAY | [062] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U.S.A. (R-Skirt) D-512 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | - |
CD 230 | HEMINGRAY | [072] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U.S.A. (R-Skirt) LOWEX/D-512 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | - |
CD 230 | HEMINGRAY | [100] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U.S.A. (R-Skirt) [#]/D-512 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | ✓ | |
CD 230 | NO NAME | [020] | (F-Skirt) [#]/512 (R-Skirt) MADE IN U.S.A. | SB | 2015 | No Photo | WANTED ($100 Reward) |
CD 232 | HEMINGRAY | [032] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U.S.A. (R-Skirt) D-513 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | ✓ | |
CD 232 | HEMINGRAY | [060] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U.S.A. (R-Skirt) [#]/D-513 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | - |
CD 237 | HEMINGRAY | [052] | (F-Skirt) HEMINGRAY-72/[# and dots] (R-Skirt) MADE IN U.S.A. {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | - |
CD 237 | HEMINGRAY | [062] | (F-Skirt) HEMINGRAY-72/[# and dots] (R-Skirt) MADE IN U.S.A./[#] {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | ✓ | |
CD 238 | HEMINGRAY | [042] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U S A {Note no periods} (R-Skirt) [#]/D-514 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | ✓ | |
CD 238 | HEMINGRAY | [062] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U.S.A. (R-Skirt) D-514 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | - |
CD 238 | HEMINGRAY | [082] | (F-Skirt) [# and dots]/HEMINGRAY/MADE IN U.S.A. (R-Skirt) [#]/D-514 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | ✓ | |
CD 238.1 | HEMINGRAY | [020] | (F-Skirt) [#]/HEMINGRAY/MADE IN U.S.A. (R-Skirt) D-514 {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | WANTED |
CD 252 | HEMINGRAY | [087] | (F-Skirt) HEMINGRAY-62/[# and dots] (R-Skirt) MADE IN U.S.A. | RDP | 2015 | No Photo | - |
CD 252 | HEMINGRAY | [102] | (F-Skirt) HEMINGRAY-62/[# and dots] (R-Skirt) MADE IN U.S.A./[#] {A brass bushing molded into the pinhole with a square at the top} | SB | 2015 | No Photo | - |
CD 257 | HEMINGRAY | [065] | (F-Skirt) HEMINGRAY (R-Skirt) PATENT/JUNE 17 1890 MAY 2 1893 {'0' in JUNE 17 1890/'3'} {Wide saddle groove} | SDP | 2015 | No Photo | - |
CD 280.1 | HEMINGRAY | [010] | (F-Skirt) HEMINGRAY/PATENT MAY 2 1893 (R-Skirt) HIGH VOLTAGE/TRIPLE PETTICOAT/№ 1 | SDP | 2015 | No Photo | ✓ |
CD 295 | HEMINGRAY | [065] | (F-Skirt) HEMINGRAY-720/LOWEX (R-Skirt) MADE IN U.S.A./[# and dots] | RDP | 2015 | No Photo | WANTED ($100 Reward) |
CD 304/310 | HEMINGRAY | [020] | (F-Skirt) HEMINGRAY/PATENT MAY 2 1883 {Note 'MAY 2 1883' date} {CD 310 sleeve is unembossed} | SDP | 2015 | ✓ | |
CD 1052 | NO NAME | [020] | (F-Above wire groove) [#] {'7' or upside down '10'} Note: Upside-down 10 added as a possible number in the 2019 price guide. |
SB | 2015 | No Photo | WANTED ($40 Reward) |