Note 3 — PREFACE.
Reading edition
The Birds of North and Middle America, by Robert Ridgway, Curator, Division of Birds, U. S. National Museum, Bulletin of the U. S. N. M., No. 50; Pt. I., Fringillidae, pp. xxxi. + 715 and Pl. XX. (1901); Pt. II., Tanagridae, etc., pp. xx. + 834 and Pl. XXII. (1902); Pt. III., Motacillidae, etc., pp. xx. + 801 and Pl. XIX. (1904); Pt. IV., Turdidae, etc., pp. xxll. + 973 and Pl. XXXIV. (1907).