Steam launch fantail hulls by Fred W Martin

No 50 Thirty foot Launch
No 55 Thirty two foot Regular Launch

Fred W Martin was a turn-of-the-last-century naval architect, born in Ontario, who worked out of Clayton NY and then Racine, Wisconsin. He appears to have done many boat and yacht designs which were considered to have rivalled Hereshoff designs. 

Scrib'd article by Steve Wheeler here.

No 56 Thirty five foot Half-Cabin Launch
No 57 Thirty eight foot Half-Cabin Launch