1928. Contributions from the Museum of Geology University of Michigan Vol. II; pp. 19-86, 2 fig. 17 plts. h.t. some double-paged. Orig. extract, stapled, plain new wrps. as such very good.
A short account of the ammonites and their allies, as exhibited in the Cephalopod Gallery at the British Museum (NH). /&/ E.H.L. Schwarz: Shell structure in the Ammonoidea.
1895. Geol. Magazine 2-9; pp. 391-400, 22 fig. /&/ pp. 249-256, 3 fig. Orig. extract, plain wrps.