By Courtney Esposito, Program Assistant, SIA/IHD Inside Cover and First Page of William F. Foshag's Kaminaljuyu -Jade. The cover has jade samples taped to it and the first page in the notebook has notes on the minerals, c. 1949. Smithsonian Institution Archives, Acc. 91-144, Box 1, Folder: Field Notebooks (Re:... More...