- US US-IaGG MS/MS 01.120-1-4
- File
Part of Helena Percas de Ponseti Papers (1925-2011), 1960-2010
Email to Helena and Ignacio from Dick Brand, 11/18/08 Email to Helena from Dick Brand, 11/4/08 Letter from Helena to Dick, 3/23/01 on The Sickness Called Man, with response letter from Dick