A voyage round the world : including an embassy to Muscat and Siam in 1835, 1836, and 1837
Ruschenberger, William Samuel Waithman (1838)
An account of Edmund Roberts' diplomatic mission to the east, 1835-1837. Numismatically significant for the discussion of coins presented to the King of Siam and Sultan of Muscat (see pp. 91, 343-344). Although not specifically stated here, 1804 dollars were presented to each.
See also Kolbe & Fanning's sale #144, January 2017, lot 382.