Description: Spencer Fullerton Baird - Smithsonian Secretary, 1878-1887 ". . . a National Museum, of which (let me whisper it) I hope to be director." -Letter from Spencer Fullerton Baird to George Perkins Marsh, Smithsonian Regent, July 2, 1853 Spencer Fullerton Baird (1823-1887), an avid naturalist and collector, served as an assistant to Secretary Joseph Henry from 1850 to 1878. This
Description: There are several ways to date postcards that are seemingly undated. This page provides a few general methods for determining a time period or date for postcards.GENERAL POSTCARD CHRONOLOGY[edan-image:id=siris_sic_13846,size=250,left]Postcard producers printed cards that followed the current trends of postcards. Dates can be approximated by the material and design of a