Group of four Gould and Richter hand-colored lithographs of hummingbirds including Lesbia Amaryllis, Spathura Rufocaligata, Florisuga Mellivora and Erythronota Edwardi, from a volume published by Hullmandel and Walton in 1854. Sight: 20-1/2" H x 14" W; in gilt paneled frames with linen mats: 31-1/4" H x 24-1/4" W. Provenance: the estate of Helen B. Patterson, Gallatin, Tennessee. Condition: All in very good condition. Very few dots of foxing.