This CJ-2A appears to have some kind of extended rear on it.

https://www.auctionzip.com/auction-lot/rpc-smith-s-ferry-idaho-cougar-mountain-lodge_0754C92AD6/

“”Visit Cougar Mountain Lodge- Smith’s Ferry, Idaho” b/w RPC, street scene with frontal image of the Post Office, quaint picture, flag flying above the A-frame post office, with a jeep parked in front; Business district , Lynn’s Place, Boise Meat Co., Miller signs ; white border, clouds, with forest in background behind Post Office; vintage card; rear of card unused; no divider, stamp box has unusual EKC lettering looks like an anvil on an e-bar Provenance: Country (if not USA): State: Idaho City/County: Smith’s Ferry Date: unknown”