Photo credits
The photographs on this site that PDS did not take, who took them, and the licence each is used under.
Photographs
| Photograph | Author | Licence | Changes |
|---|---|---|---|
| Sleeping Giant State Park, Hamden, CT | Bob P. B. | CC BY 2.0 | Cropped, desaturated, and set faintly into a navy ground. |
| OS VS1 SYSGEN Stage 1 Input source for IBM 370 Model 148 | Jonathan Schilling | CC BY-SA 4.0 | Cropped, desaturated, and set faintly into a navy ground. The changed picture is shared under the same licence. |
Also used, under the Unsplash License, which asks for no credit: a meeting in a glass-walled room.