Boulder County (Colo.)

Grandpa goes for gold: the diaries of James M. Moore, Jr., 1873-1877

[edited by Carole Joy Swenson].

Only in Boulder: the county's colorful characters

Silvia Pettem

Pioneer voices of the Boulder Valley: an oral history

by Anne Dyni.

Silver, gold, and black iron: a story of the Grand Island Mining District of Boulder County, Colorado.

Donald C. Kemp

Positively Pearl St.: a chronicle of the center of Boulder, Colorado : 1859 to present

Silvia Pettem ; with an epilogue by Virginia Patterson.

The geology of Boulder County

Raymond Bridge.

Historic Homes of Boulder County

Jane Valentine Barker

Boulder County comprehensive plan: goals, policies and maps, 1.

Boulder County (Colo.). County Planning Commission

The way it was, and is: the story of the Ewing family and their historic farmhouse

by Vernon Ewing.

Ghosts of Boulder County

John K. Aldrich