The Thoreau Institute at Walden Woods, a research facility that holds the most comprehensive collection of Henry David Thoreau-related material in one place
Auction House
(212) 366-1197
Auctioneers of Fine Judaica: Hebrew Printed Books, Manuscripts, Autograph Letters, (more)
Conservation & Restoration
(661) 268-1544
Museum quality dust jacket and paper restoration. Over 8,000 restorations completed.