Acoma Pueblo by Lt. Abert

Mr. Mergel takes the morning's barometer reading

Bent's Old Fort

Mr. Hughes and the instrument wagon

Borda-type reflecting circle by Desbordes of Paris, circa 1840

Battery "Powellinett" constructed for the Battle of Corinth, 2005.

Mr. Chappell inside the covered way behind Battery Powellinett

Early morning fog over the Corinth battle field

Portion of the map "Field Fortifications around Corinth..." by Capt Fred Prime, 1862.

Site of Camp Dismal, head of Wannamaker Creek -- Fremont's Fourth Expedition

Looking south from the southern foothills of the Bighorn Mountains, Wyoming.  2008 Practicum

Emory's camp near Brownsville, Texas.  Mexican Boundary Survey.

Observation tent with zenith telescope

Topog camp on Ryan's Hill, Wyoming.  Mr. Elsloo uses the telescope.

Battle of Palo Alto by C. Nebel.

Pyramid Lake by Charles Preuss.  Fremont expedition of 1844.

2009 Practicum.  Topogs move off from camp

Topog camp 2.  2009 Practicum

Topog camp 3.  2009 Practicum

Topog camp along Oregon Trail on Ryan's Hill, looking southwest.

Engraving on the 1839 Topographical Engineer Sword.

Survey station on the Mexican Boundary Survey

Topographical engineers at Camp Winfield Scott May, 1862

Topog wagon, Bighorn Mts. 2008 Practicum.

Descending into Leigh Creek. 2008 Practicum

Top of Leigh Creek. 2008 Practicum.

Supply and instrument wagons at camp 2. 2009 Practicum.

Camp 1. 2008 Practicum

Mr. Erickson setting up the Wurdemann zenith transit.

Lt. J. L. Kirby Smith taking a sun shot in Utah