I also really like this Arthur Adams house ad for SHOWCASE 93 (that ran in CONGORILLA issue 3, of a four-issue series). I'm still tempted to take it to a print shop and blow it up to 11" X 17" size.
https://comiconlinefree.net/congorilla/issue-3/34


Oddly, it wasn't used as a cover in the actual series. I think it may have run as a back cover.
https://www.mycomicshop.com/search?TID=110041