1926. United States Geological Survey Prof. Pap. 140-C; pp. 97-119 1 fig. 13 plts. h.t. mostly tree leaves. Orig. issue libr. ticket in corner of title page 4to. unknown
1929. John Hopkins Press Baltimore. 420 pp. 20 figs. 28 plts. with phot. & maps some col. 3 fold. & col. maps 1:62500 geology soils topography The soil map is printed on different paper very fragile and separating at fold-crossings. Orig. cloth gilt very good. hardcover
1917. Extract United States Geological Survey Professional Paper 98 Shorter Contr. to Gen. geol. 1916; pp. 167-251 7 fig. 29 plts. h.t. Plain new wrps. 4to. unknown
1922. US Geological Survey Professional Paper 129-G; pp. 153-181 1 fig. 5 plts. h.t. Publication without covers as issued libr. ticket in corner of title page 4to. unknown
1963 United States Geological Survey Bulletin 1134; 177 pp. 3 fig. 13 plts. h.t. 1 fold. map in pocket. Orig. wrps. libr. stamp on cover contents very good. unknown
1922. US Geological Survey Professional Paper 129-I; pp. 199-225 1 photoplt. h.t. 15 plts. h.t. with fossil plants. Publication without covers as issued libr. ticket in corner of title page 4to. unknown
1928. Reprints Eclog. geol. Helv. 21; pp. 130-135 & 390-407 627 fig. 1 plt. h.t. Comes with two other short papers by the same from the same journal 1930 1932 8 & 7 pp. 22 plts. h.t. on Tertiary forams from Peru. Orig. reprints wrappers with some defects but contents good. unknown
1926. United States Geological Survey Prof. Pap. 140-C; pp. 97-119 1 fig. 13 plts. h.t. mostly tree leaves. Orig. issue libr. ticket in corner of title page 4to. unknown
1922. US Geological Survey Professional Paper 129-I; pp. 199-225 1 photoplt. h.t. 15 plts. h.t. with fossil plants. Publication without covers as issued libr. ticket in corner of title page 4to. unknown
1918. Reprint: US Geol. Surv. Prof. Pap. 108-E; pp. 61-72 2 fig. 3 plts. h.t. with Nelumbo protolutea Berry. Orig. wrps. libr. ticket taped to corner of front cover contents very good 4to. unknown
1917. Extract United States Geological Survey Professional Paper 98 Shorter Contr. to Gen. geol. 1916; pp. 167-251 7 fig. 29 plts. h.t. Plain new wrps. 4to. unknown