Letter from Jonathan Mulford Jr. to son Henry [Mulford], onboard whaling ship Desdemona, East Hampton Township, N.Y., July 8, 1835. Letter relates recent farming activities of family in East Hampton Township, including mowing Horace Isaac's home lot, and plans to go to the "western plains" (Wainscott vicinity?); also gives advice, informs him of current price of whale oil in New York.