Handwritten on reverse: "Abbett's, Block 6, Lots 13-14, Outbuilding 181".

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 5, Lot 8". Southeast face. In view, left, is the Ahern House at 208 East Adams Avenue. Center background is the mobile home near the corner of Harris Street and Adams Avenue. Pictured right is Red Roost Condominiums building at 216 South Harris Street.

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 5, Lot 8 ... East face". In the background, left, is the Ahern House at 208 East Adams Avenue. Right background is Red Roost Condominiums building at 216 South Harris Street.

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 6, Lot 9E, East face". Gable of larger barn-like structure faces Adams Avenue on the left. Red Roost Condominiums building at 216 South Harris Street and Tenmile Range in the background.

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 3, Lots 2-3, (Out) building 192".

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 9, Lot 4, Outbuilding 238".

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 9, Lot 3, Building 238 outbuilding, South face".

Handwritten on reverse: "Snider, Lot 26". Southeast face of structure with shed roof on North French Street, Breckenridge.

Handwritten on reverse: "Snider, Lot 26, East face". East face of structure with shed roof on North French Street, Breckenridge.

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 11, Right of way".

Handwritten on reverse: "Sniders, Lot 1, Outbuilding 2, NE face".

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 10, Lot 5, Outbuilding 242, West face".

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 10, Lot 3, Outbuilding 240, West face".

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 10, Lot 1, Outbuilding 239".

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 9, Lot 3, Outbuilding 238".

Handwritten on reverse: "Y & M [Yingling and Mickles], Block 9, Lot 4, Building 238 outbuilding, West face".

Sallie Barber Mine site located on Barney Ford Hill in French Gulch, east of Breckenridge, Colorado. Rusted pieces of large sheet metal pipe are scattered about the site.

Sallie Barber Mine site located on Barney Ford Hill in French Gulch, east of Breckenridge, Colorado. In the foreground are roughly stacked logs.

Remains of the mill at the Jessie Mine site in Gold Run Gulch near Breckenridge, Colorado.

Remains of an abandoned mine structure, probably a hardrock mine headframe, on Bald Mountain, east of Breckenridge.