Photographs from Bloomsbury group member Frances Partridge's collection

Rosamond Lehmann, a novelist who became friends with Frances Partridge when the two studied together at Cambridge University after the first world war, in the late 1920s
Photograph: © Frances Partridge. Reproduced by permission of the Partridge Estate

Diarist and writer Frances Partridge (nee Marshall) returns to Cambridge for the Lent term in 1920
Photograph: © Frances Partridge. Reproduced by permission of the Partridge Estate

Lytton Strachey (left), Dadie Rylands and Rosamond Lehmann taking tea at Ham Spray House, thought to be in the late 1920s
Photograph: © Frances Partridge. Reproduced by permission of the Partridge Estate

From left to right: Ralph Partridge, EM Forster, Lytton Strachey, Pierre Lancel and Frances Partridge, some time between 1922 and 1924
Photograph: © Frances Partridge. Reproduced by permission of the Partridge Estate

Lytton Strachey (right), Rosamond Lehmann and her brother John Lehmann, a publisher and author, at Ham Spray House in Wiltshire
Photograph: © Frances Partridge. Reproduced by permission of the Partridge Estate