Nice variety of shapes here.

CD 145 [010] [No embossing] {Canadian style} SB Golden Boy Canadian Beehive

CD 257 [120] (F-Skirt) HEMINGRAY-60/[Numbers and dots] (R-Skirt) MADE IN U.S.A./[Number] RDP

CD 252 [280] (F-Skirt) ['MADE IN U.S.A.' blotted out]/HEMINGRAY-62/['LOWEX/REG. IN U.S. PAT. OFF.' blotted out] (R-Skirt) MADE IN U.S.A. An S is clearly visible above the Dash between Hemingray and 62.

CD 230 [010] (F-Skirt) HEMINGRAY (R-Skirt) 512/[Number]-MADE IN U.S.A.-[Number and dots] CB

CD 203 [020] (F-Skirt) Armstrong T.W. (R-Skirt) MADE IN U.S.A. [Number and dots] SB

CD 190/191 [050] {191 Top} (F-Skirt) HEMINGRAY-50/[Numbers and dots] (R-Skirt) MADE IN U.S.A./[Number] {190 Bottom} (F-Skirt) HEMINGRAY-50/[Numbers and dots] (R-Skirt) MADE IN U.S.A./[Number] SB

[040] (F-Skirt) L/LYNCHBURG (R-Skirt) [Blotted out embossing]/NO.30 [Number]/MADE IN U.S.A. SDP

Price $35 for the whole lot plus shipping by the cheapest means I can safely ship (likely either Regional B or Large Flat rate box). PayPal welcomed using the Family and Friends no fee option. Other forms of payment fine as well. First email as always where you say you would like to purchase these insulators.