- CollectionJTS.001 - John A. Topolnicki Sr. Photographic Collection
- Series001 - Sheet film transparencies
- Subseries001 - Areas in and around Breckenridge, Colorado
- 2 more...
- Item003 - Ullr Dag Festival parade on Main Street, Breckenridge
- Item004 - Snowy view of Peak 8 from Boreas Pass Road, east of Breckenridge
- Item005 - Snow-covered Main Street, Breckenridge, looking south
- Item006 - An automobile drives south on State Highway 9 to Breckenridge
- Item007 - Snowy landscape and snow-capped peaks of the Tenmile Range
- Item008 - Snowy landscape and the Tenmile Range at sunset
- Item009 - Sallie Barber Mine site east of Breckenridge
- Item010 - Log cabin and mill at the Senator Mine site south of Breckenridge
- Item011 - Ore bin at the Wellington-Oro Mine site east of Breckenridge
- 154 more...