Letter from Charles Alfred Coulson, on a paper 'A modified method of antisymmetrized molecular orbitals. Parts I & II' by W Moffitt, to D C Martin Paper reference code: A60 and A61 Coulson comments on the previous paper [Part I], and recommends the new paper [Part II] could be published, with his comments. Written at university of London, King's College, Strand [England]. [Parts I and II were published in Proceedings A, 1951]. Endorsed on recto as received 1 August 1951. 27 July 1951