‡a
Annual report of the Board of Regents of the Smithsonian Institution, 1961:
‡b
p. 323 (J.L.B. Cooper, Univ. Coll. of S. Wales and Monmouthshire)
‡a
annualreportoftheboardofregentsofthesmithsonianinstitution
‡A
Annual report of the Board of Regents of the Smithsonian Institution, 1961:
‡9
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