Scope and Contents
Title: Samuel P. Heintzelman Biographical Collection
Identifier/Call Number: MS.541
Autry National Center, Braun Research Library
Language of Material:
0.1 Linear feet
Date (inclusive): 1864-1880
Major General Samuel Peter Heintzelman (1805-1880) was a Major General in the United States Army and served in the military
from 1825-1869. This collection of biographical material spans from 1864-1880 and includes two book excerpts and typed copies
of a newspaper obituary and follow-up letter.
Processed by Glenna Schroeder, circa 1977-1981. Finding aid completed by Holly Rose Larson, NHPRC Processing Archivist, 2012
October 1, made possible through grant funding from the National Historical Publications and Records Commissions (NHPRC).
Scope and Contents
This collection of biographical material on Major General Samuel Peter Heintzelman spans from 1864-1880 and includes two book
excerpts and typed copies of a newspaper obituary and follow-up letter.
Purchase from Joseph Amasa Munk as part of the Munk Library of Arizoniana, 1910 May 10.
Samuel P. Heintzelman Biographical Collection, 1864-1880, Braun Research Library Collection, Autry National Center, Los Angeles; MS.541.
Copyright has not been assigned to the Autry National Center. All requests for permission to publish or quote from manuscripts
must be submitted in writing to the Autry Archivist. Permission for publication is given on behalf of the Autry National Center
as the custodian of the physical items and is not intended to include or imply permission of the copyright holder, which must
also be obtained by the reader.
Collection is open for research. Appointments to view materials are required. To make an appointment please visit http://theautry.org/research/research-rules-and-application
or contact library staff at firstname.lastname@example.org.
Samuel Peter Heintzelman (1805 September 30 – 1880 May 1) was a United States Army General. He served in the Seminole War,
the Mexican-American War, the Yuma War, and the Cortina Troubles.
In 1847, during the Mexican-American War, Heintzelman joined General Winfield Scott's army in Mexico, taking part in several
engagements. In 1848-49 he accompanied his regiment around Cape Horn to California, and for several years served in California
and the Arizona Territory. Major Heintzelman led the Yuma Expedition in December 1851 from the post of San Diego to put down
the Yuma uprising, called the Yuma War. His expedition established Fort Yuma and peace was made in October, 1852.
Heintzelman became the first president of the Sonora Exploring and Mining Company which established the Cerro Colorado, Arizona
mining town in southern Arizona. The town became famous during the American Civil War for the massacre of mine employees by
Mexican outlaws and for buried treasure.
At the outbreak of the Civil War, Heintzelman became the colonel of the 17th Pennsylvania Infantry, and was soon promoted
to command of a division in the Army of Northeastern Virginia. in late 1862, he was assigned to the defense of Washington,
D.C. in command of the Department of Washington. For the remainder of the war he commanding the Northern Department. Heintzelman
retired in 1869 as a major general in the regulars. He died in Washington, D.C., on May 1, 1880.
Subjects and Indexing Terms
Heintzelman, Samuel Peter, 1805-1880
Mines and mineral resources
San Diego (Calif.)
Soldiers -- United States
United States -- History -- Civil War, 1861-1865