found: Withers, W. A memoir, addressed to the Society for the Encouragement of Arts, Manufactures, and Commerce, on the planting and rearing of forest-trees, 1827:imprint on t.p. (sold by Messrs. Longman and Co.)
found: Brown, P.A.H. London publishers and printers, c. 1800-1870, c1982:p. 116 (Longman, Hurst & Green, fl. 1823-25; Longman, Rees, Orme, Brown & Green, fl. 1825-31; Longman, Rees, Orme, Brown, Green & Longman, fl. 1832-38)
found: Todd, W.B. A dir. of printers and other allied trades, London and vicinity, 1800-1840, 1972(under Longman, Thomas Norton: 1824-6, Longman, Hurst, Rees, Orme, Brown & Green; 1827-37, Longman, Rees, Orme, Brown & Green)
found: RLIN, March 23, 2000(hdg.: Longman, Rees, Orme, Brown, and Green; usage: Longman, Rees, Orme, Brown, and Green; Longman, Rees, Orme, Brown and Green; Longman, Rees, Orme, Brown, et Green; Longman, Rees, Orme, Brown, & Green; fl. 1826-31)
