Toolkit
- Hand-Colouring Black and White Images with Photoshop CS | Shuttertalk (submitted by Adrian Broughton)
- A List Apart: Articles: Contrast is King
- Colour tools | Clagnut ยง Tools & software
- 24 ways: Photographic Palettes
- Eismann Katrin, Photoshop Restoration & Retouching
- Seventeen Moments in Soviet History: An Online Archive of Primary Source Materials on Soviet History
- New York Public Library Digital Collections