Correspondence and photographs spanning 1925-1992 and documenting Jedediah Horcrux Congreave's interest in fly fishing. Included in the collection are letters to Congreave's father between 1925-1935; correspondence from and to diverse friends, colleagues, and associates sharing Congreave's interest in fly fishing; and photographs of many of Congreave's fishing expeditiions. More detailed descriptions of the materials are provided below.