W.J.C. Lawrence Seed and potting composts - 3rd Ed - London George Allen and unwin Lt 1946 - 128p W.J.C. Lawrence & J. Newell: Seed and potting composts. (3rd Ed) London. George Allen and unwin Lt, 1946.--(631.875LAW) ENGLISH Dewey Class. No.: 631.875 / LAW