Photographs, a collection of approximately 14, 000 glass and film negatives, mainly 6cm - 6 x 4 ins, including approximately 184 cellulose nitrate film negatives. Featuring railways in Britain, c 1920 - 1978. Collections include those by Eric Treacy, Peter Allen, Basil Cooper, K Cooper, A W Croughton, W L Good, J Morgan, N Thompson, W A Tuplin and E R Wethersett.