Stratigraphic, paleoclimatic, and paleobiogeographic significance of Tertiary sporomorphs from Massachusetts.
1984. United States Geological Survey Prof. Pap. 1308; 25 pp. 8 fig./phot. 4 plts. h.t. Orig. wrps. libr. ticket taped to corner of front cover, contents very good, lg4to.
Studies in the vegetational history of Greenland. Palaeobotanical investigations of some Holocene lake and bog deposits.
1973. Meddelelser om Grønland 198-4; 247 pp. 32 fig./phot. 21 fold. plts. in back pocket. Orig. wrps. minimal wear of attachment of backcover at ends of spine, very good.
El gènero << Cladophlebis>> y sus representantes en la Argentina. [Mesozoic]
1947. Anales del Museo de la Plata NS B 2, No. 1; 74 pp. 23 fig./phot. 12 plts. h.t. Orig. wrps. some very minor traces of use, very good, partly uncut, lg4to.
Las especies del gènero << Zuberia>> en la Argentina.
1947. Anales del Museo de la Plata NS B 2, No. 2; 30 pp. 16 fig. 13 plts. h.t. Orig. wrps. some very minor traces of use only, very good, uncut, lg4to.
Die Vegetations- und landschaftszonen Nord-Eurasiens während der letzten Eiszeit und während der postglazialen Wärmezeit. I. Allgemeine Grundlagen, II. Rekonstruktionsversuch der letzteiszeitlichen und wärmezeitlichen vegetations Nord-Eurasiens. [2 vols.].
1959-60. Akad. Wiss. Litt. Mainz, Abh. math.-Naturwiss. Kl. 1959-13 & 1960-6; 165+167 pp. 17+36 fig. 3+2 fold. plts. with maps. orig. wrps. spines just a little worn.
Pollenanalytiska vittnesbörd om senkvartär vegetationsutveckling, särskilt skoghistoria, i Nordvästra Götaland.
1951. Acta Phytogeogr. Suecica 29; 220 pp. extensive German summary pp. 173-207, 43 fig./phot, 1 fold-out plt. with map, 7 fold. plts. in back pocket. Orig. wrps. very good, 4to.