| Information requests | |
| 1 | Improving content on US states | 
| Introduction | |
| 2 | Introduction to photography in the District of Columbia | 
| Photographers | |
| 3 | A.C. Kline: Jeff Davis "taking" Washington | 
| 4 | Thomas Smillie: Washington City, and Vicinity. [Series] | 
| Information requests | |
| 1 | Improving content on US states | 
| Introduction | |
| 2 | Introduction to photography in the District of Columbia | 
| Photographers | |
| 3 | A.C. Kline: Jeff Davis "taking" Washington | 
| 4 | Thomas Smillie: Washington City, and Vicinity. [Series] |