Results for "Science"
Philadelphia Centennial Bird Exhibit
- Date: 1876
- Creator: Unknown
- Creator: Unknown
Philadelphia Centennial, Government Building
- Date: 1876
- Creator: Unknown
- Creator: Unknown
Philadelphia Centennial Mineralogy Exhibits
- Date: 1876
- Creator: Unknown
- Creator: Unknown
Philadelphia Centennial Exhibits
- Date: 1876
- Creator: Unknown
- Creator: Unknown
Philadelphia Centennial - Mammal Exhibit
- Date: 1876
- Creator: Unknown
- Creator: Unknown
The Washington Armory Building
- Date: c. 1880
- Creator: Unknown
- Creator: Unknown
Slater Spinning Frame
- Date: Unknown, probably 1950s
- Creator: Unknown
- Creator: Unknown
