At head of title: Adam Georges Benis., Preface, v. 1, p. xix, signed: L. W. [i.e. Ludwik Widerszal], Main Heritage Shelves General, DT104 .B45 1938, Book, v. 1, Item-ID: i10082189, BIB-ID: 1009854, Also issued online.
At head of title: Adam Georges Benis., Preface, v. 1, p. xix, signed: L. W. [i.e. Ludwik Widerszal], Main Heritage Shelves General, DT104 .B45 1938, Book, vol.2, Item-ID: i17818680, BIB-ID: 1009854, Also issued online.
