CYCLES IN TREE-RING WIDTHS
Washington DC: Smithsonian Institution, 1936. 1st. 5x9" pamphlet in brown wraps, 6pp, in Very Good condition.
NOTE: Shelved in Netdesk office, Case #2 - New Ephemera Box #1.
1173643
Shelved Rockville Bookstore
Price: $5 save 50% $2.50
See all items by G. G. Abbot