Description: In honor of National Scrapbooking Month, the Archives highlights the scrapbook of William and Lucile Mann from their trip to Argentina in 1939.
Description: [view in Spanish][edan-image:id=siris_sic_9227,size=110,left]Exchanging specimens is essential in botanical research: Herbaria swap their duplicates in return for specimens they lack. Such international trading is based on relations established through correspondence and research trips, relations that endure through generations of botanists. By the early twentieth century,