Francois Dore, an impassioned collector of books about French Indochine, talks about the role of opium in the literature and lifestyle. Francois claims to have the largest collection of French literature from Indochine.
He gave a guided tour of his remarkable bookshop (in French) posted here.
Address: Librairie du Siam et des Colonies, 645/42-43 Petchaburi Rd. Back of courtyard across from Pantip Plaza and directly opposite the Indonesian Embassy. BTS Ratchathewi.