- CollectionSLG - South London Gallery
- SeriesCH - Company History
- File6 - Press cuttings
- PartArt and Literature for the People, Interview with Mr WM Rossiter, page 1
- PartArt and Literature for the People, Interview with Mr WM Rossiter, page 2
- PartArt and Literature for the People, Interview with Mr WM Rossiter, page 3
- PartArt and Literature for the People, Interview with Mr WM Rossiter, page 4
- ItemPress cutting about the Country Schools for London Children project
- ItemPress cutting about the inspection of schools (incomplete)
- ItemPress cutting from 'Punch' about the Country Home for London Children project
- ItemWilliam Rossiter obituary, The Telegraph
- ItemWilliam Rossiter obituary, South London Mail
- 4 more...