Shell Motor Oil Clamshell Sign
Updated October 15, 2026
| Lot number | 110 |
| Estimate | 2,500.00 - 3,000.00 CAD |
| Auction | Gas, Oil & Automotive Advertising | The Yorgason Collection |
| Date | October 18, 2026 at 11:00 PM EDT |
| Auction house | justdiscovered Auctions |
| Location | London, ON |
Size: 25" x 25". Description Made in U.S.A. 1930 - 1939. Single-sided porcelain (SSP). Die-cut in the form of Shell's clamshell logo. Advertising its motor oil product line. Marked, "BURDICK N AMERICAN BLDG. CHI 2 BALTO ENL & NOV CO" lower right. Authenticated by The Authentication Company (TAC #402883). All items are guaranteed authentic by Miller & Miller Auctions. All purchases are eligible for free delivery to the Winter 2026 Dixie Gas Show on December 4th. From the Barry Yorgason Collection. Condition Very good colour and gloss. Field chips with areas of stable crazing. Edge chips with minor fraying. Retains two grommets. Medium Single-sided porcelain (SSP). Provenance From the Barry Yorgason Collection.
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