New York: Christie, Manson & Woods International, 1977.. Hardcover, 8vo, 115 pages, full-page black-and-white and color plates. Catalog of printed books, autograph letters, and manuscripts devoted to natural history and offered for sale at Christie\'s, May 26, 1977. Good condition.. Hardcover.
New York: Parke-Bernet Galleries, 1961.. Gilt-stamped cloth, 4to, 102 pages, numerous black-and-white reproductions; color frontispiece of Rembrandt's "Aristotle Contemplating the Bust of Homer." Annotated catalog of "the collection of twenty-four Old Master paintings formed by the late Mr and Mrs Alfred W. Erickson," auctioned at Parke-Bernet's sale number 2062 (November 15, 1961). Very good condition.. Hardcover.