Feldpost letter / postcard grouping - Frankfurt resident

Group of 5 letters / postcards and 1 ID card, all mailed to Anita Wilhelmi, a resident of Frankfurt am Main. Consists of a Feldpost letter and a Feldpost postcard, both stamped Luftfeldpost (military airmail) and both have Feldpostnummer 19059 written on them. This corresponds to 1. Kompanie Pionier-Bataillon 47, a combat engineers unit that served as part of Infanterie Division 17 and fought extensively on the Eastern Front, including the Battle of Moscow in 1941. The letters are dated August and October 1943. The 3 civilian postcards were mailed to Frau Wilhelmi between late 1943 and October 1944. There is also a Yacht Club membership (Bodensee), issued to her in October 1932.