. Smithsonian miscellaneous collections . 14 Trilobites (See explanation of plates at end of text.) SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 119, NO. 1, PL. 20. .?ST; ,. .ij;:^-^ .. 16 t ^ i n^^^Si^-^r t-^t!—;- ?I 1^- 23 J ? ,0^ 25

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Keywords: ., bookcentury1800, bookdecade1860, bookidsmiths, booksubjectscience