| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 1 |
 |
"How the Horse Helped Build America." Chapter 17, No. 3. Horse-drawn trolley | 1880; 1881; 1882; 1883; 1884; 1885; 1886; 1887; 1888; 1889; 1890; 1891; 1892; 1893; 1894; 1895; 1896; 1897; 1898; 1899; 1900; 1901; 1902; 1903; 1904; 1905; 1906; 1907; 1908; 1909; 1910; 1911; 1912; 1913; 1914; 1915; 1916; 1917; 1918; 1919; 1920 | Image | uum_map |
| 2 |
 |
"How the Horse Helped Build America." Chapter 17. No. 7. | 1910; 1911; 1912; 1913; 1914; 1915; 1916; 1917; 1918; 1919; 1920 | Image | uum_map |
| 3 |
 |
Alex Pickering Transfer Truck | 1912; 1908; 1909; 1910; 1911; 1913; 1914; 1915; 1916 | Image | dha_scp |
| 4 |
 |
Pickering Transfer Company, Base of Seagull Monument | 1914; 1910; 1911; 1912; 1913; 1915; 1916; 1917; 1918 | Image | dha_scp |