This report presents the results of both a qualitative and quantitative analysis of the drainage problems associated with the South Branch, Upper Carmack watershed. Also included is an economic assessment of the damage potential associated with three distinct storm events.

Letter from Jesse L. Boyce to Jack in which he refers to W. W. Crosby as a "damn carpetbagger" and his frustration at Crosby making him out to be a "liar."

Letter from Jesse L. Boyce to Carl Hayden stating there is 30 tons of dynamite located in the Grand Canyon near tourist sites.

Letter to Jesse L. Boyce from unknown author (possibly Jack) about the investigation into the powder magazine located in the Grand Canyon. Some personal news is included in the letter such as the writer's marriage to the daughter of C.A. Taylor, former Supervisor of Cochise County.

Letter from Jesse L. Boyce to Carl Hayden stating that the Director of the National Park Service will order Colonel Crosby to remove the dynamite from the park.

Letter from Jesse L. Boyce to Jack regarding the storage of dynamite in Shoski Canyon.

The Sutherland Valley is a broad, geologically-controlled floodplain. This study attempts to quantify the depth and extent of flooding so that floodplain permits can be issued for development which meets local and federal restrictions.