"Title:" The tidal wave--July 4, 1918, 95 ships launched "Abstract:" Poster showing a row of ships cresting a wave, and an eagle. "Physical description:" 1 print (poster) : lithograph, color ; 76 x 51 cm. "Notes:" Coll ; Thomsen-Ellis Co., Baltimore, New York.; United States Shipping Board Emergency Fleet Corporation.; Issued by Publications Section, Emergency Fleet Corporation, Philadelphia.