Here are two more Otis styles that are embossed with the full patent date. I know of at least 16 mold variations of the Otis LRI. This is a tough group to acquire!

A fellow collector stopped by to show me a pair of insulators he'd found in an antique store. I'm used to seeing the Hemingray #2 / #62 style where the mold was in very bad shape and with the 'Knowles Cable / Insulator' ...

Beautiful bright green H.G.CO. beehive, perhaps apple green? It definitely has a glowing quality to it, but not enough yellow to be a depression. It is quite similar in color to the J mold beehives, often referred to as ...

Here is a W. Brookfield shop no. you don't see that often. As a matter of fact it is about as uncommon as the serif "7" mold. This one has fairly strong embossing and is in decent shape with 1/2", ...

CD-124.3 PAT. DEC. 19, 1871 GREEN and NO ISSUES ( F-Crown) PAT. DEC, 19. 1871 ( F-Skirt) E ( R-Crown) 4 Mold line over the Base. The embossing is very clear. One very minor flea bite to the left crown. This insulator ...

CD-154 McLAUGHLIN outstanding RICH DELFT BLUE short mold ( F-Skirt) McLAUGHLIN ( R-Skirt) No 42 This is the short mold variant and the color is a beautiful RICH DELFT BLUE only two very minor flea bites to the right ...

Found this pony at the Porterville Tailgater. A manufacturing process error "italicized" the letter embossing: "HAWLEY, PA USA", which I have only seen on Armstrong-embossed insulators. The ...

LEFT= CD 121 (110) AQUA W/AMBER SWIRLS AM TEL &TEL CO GLASS INSULATOR MINT BUT FOR A ROUGH UPPER WIRE RIM ABOVE & RIGHT =CD 121 (110 AQUA WITH AMBER SWIRLS AM TEL &TEL CO GLASS INSULATOR MINT BUT FOR 1 ...

Got these in a bucket of insulators today. Anybody ever see a wide dome mold unit? The two on outside are the usual Hemi-16 tolls. This picture really shows difference.

Got these in a bucket of insulators today. Anybody ever see a wide dome mold unit? The two on outside are the usual Hemi-16 tolls.

VERY NICE CD 303/310 MUNCIE /NOT PERFECT BUT DISPLAYS GREAT /1 2" BRUISE U CAN SEE IN PHOTO NO GLASS MSSING AND 1 1/2" CHIP NEARBY THAT TAKES OUT 1 RDP AND THEN ON OPOSITE MOLD LINE 1 MORE CHIP THAT DAMAGED 3 ...

The CD 342 comes in two variants : A rare early unmarked top version and the more well known marked units . It is thought that a small initial production run of a few hundred units of the CD 342 was made in late 1902 or ...

Glowing cobalt Hemingray 19 SDP. Two chips on the skirt by the base above the three damaged drip points and some roughness on the wire ridge at the left mold line. Small flea bite on dome. $175 shipped in the ...

Has just a bit of roughness at outside edge from mold removal - otherwise mint! Very fizzy and some smaller stones as you can see. Bought from Zicmeman at Springfield several years ago. More pictures available. $180 ...

About a 3/4" chip as shown plus a 7/8" long X 3/8" wide flake on the dome at the right mold line, and the worst part is a 1.5" x 1" chip in the rear that takes out the last R. About half the ...

Piece on left is a C mold, 4 1/16 inches tall, skirt/base flake front right and base chip in rear. Piece on right is a G mold, 4 3/16 inches tall, chipping to 3/4 of base, skirt/base flake right of center in front, and ...

H.G.CO. signal in a very nice whiskey amber color. About 2/3 of the drip points are damaged, with a couple being completely removed. There are three arc bruises on the base as well, each about 5 drip points wide. ...

Aqua G mold CD 123 EC&M. Unfortunately, this one has some base damage; there is a large base bruise about 2" long in the front (as seen in the photo), and a few small shallow base flakes. There is a 2" ...

Much more rare compared to the Cobalt versions!! One of the earliest EC&M's! Rich greeny aqua "A" mold in EXCEPTIONALLY nice condition. Doesn't get any better!! $ 1295.00 includes shipping.

Both sides show identical repairs made at the mold lines

That's what the dealer said they were. The sca "insulator" is a Perko Co stern light on a brass base. The script #9 has the start of "blue jeans seams" on both top & bottom mold lines. Check ...

Looks to have a pinhole top bubble that creates an unusual looking dome. Two open bubbles on base. A glob of snot in skirt that looks to have caused 3 pt. star fracture, but no external impact damage there. Matchhead ...

Beautiful and crude, this old piece has a curtain of milk descending off pinhole, this piece stands on inner skirt. Pinky nail flake off outer edge of inner skirt, matchhead scuff on upper ridge at left mold line and ...

Taller piece on right has XO on dome, piece on left has X2. Taller piece has 6 damaged drips and 3 unfilled, 1 half pinky nail chip off base/skirt in rear and 2-3 flea bites. Piece on left has more amber, 6 damaged ...

This is a CD 162 EIN [260] (F-Skirt) HEMINGRAY/PATENTED (R-Skirt) PETTICOAT SDP in Green Aqua. Condition is excellent with only an open bubble on the edge of the inner skirt and a single drip point tipped. The unique ...