8 X 10 black and white print
00-2097A
Trigonias Fossil Quarry
[Harvey C. Markman, Stefanie
|
8.5 X 11 black and white pri
00-2099A
Fossil Quarry and Camp
[Harvey C. Markman, Stefanie
|
7.68 X 9.01 black and white
00-2100A
Trigonias Quarry and Camp
[Harvey C. Markman, Stefanie
|
8 X 10 black and white print
00-2101A
Location of Brontotherium
[Harvey C. Markman, Stefanie
|
8.5 X 11 black and white pri
00-2102A
Location of Brontotherium
[Harvey C. Markman, Stefanie
|
8 X 10 black and white print
00-2558A
Fossil Digger's Summer Home
[Harvey C. Markman, Stefanie
|
8 x 10 black and white print
00-2778
View of Fossil Quarry in Wel
[Stefanie A. Derkatsch, Harv
|
8 x 10 black and white print
00-2779
In Camp at Fossil Quarry in
[Harvey C. Markman, Stefanie
|
8 x 10 black and white print
00-2780
Field Crew and Camp Scene Ho
[Harvey C. Markman, Stefanie
|
8 X 10 black and white print
00-2784
Figgins & Reinheimer Working
[Harvey C. Markman, Stefanie
|
8 X 10 black and white print
0098-028
Trigonias Quarry
[Harvey C. Markman, Stefanie
|
3 X 4 black and white contac
2009-1.P
Trigonias Quarry Excavation
[Unknown, Stefanie A. Derkat
|
3.25 X 2.5 black and white c
2009-2
Markman and Reinheimer Outsi
[Unknown, Stefanie A. Derkat
|
3 X 4 black and white print
2009-21.P
Palenontology Camp at Trigon
[Unknown, Stefanie A. Derkat
|
3 X 4 black and white print
2009-25.P
Palenontology Camp at Trigon
[Unknown, Stefanie A. Derkat
|
3 X 4 black and white contac
2009-3.P
Frank Howland at Trigonias Q
[Unknown, Stefanie A. Derkat
|
3.25 X 2.5 black and white c
2009-4
Colorado Museum of Natural H
[Unknown, Stefanie A. Derkat
|
3.25 X 2.5 black and white c
2009-5
Reinheimer on the Job
[Unknown, Stefanie A. Derkat
|
3 X 4 black and white contac
2009-6.P
Fossil Diggers and Guide
[Unknown, Stefanie A. Derkat
|
3 X 4 black and white print
2010-166.P
Paleontology Tents in the fi
[Unknown, Stefanie A. Derkat
|
3 X 4 black and white print
2010-167
Worker at Horsetail Creek Si
[Unknown, Stefanie A. Derkat
|
3 x 4 black and white print
2010-168
Workers in the field at Trig
[Unknown, Stefanie A. Derkat
|
3 x 4 black and white print
2010-169
Three men in the field, Hors
[Unknown, Stefanie A. Derkat
|
3 x 4 black and white print
2010-170
Man in front of tent, Horset
[Unknown, Stefanie A. Derkat
|
3 X 4 black and white print
2010-171
Two workers outside tent, Ho
[Unknown, Stefanie A. Derkat
|
3 x 4 black and white print
2010-172
Workers in the field at Trig
[Unknown, Stefanie A. Derkat
|
3 x 4 black and white print
2010-173
Workers digging in the field
[Unknown, Stefanie A. Derkat
|
3 X 4 black and white contac
2010-174
Trigonias Jawbone from Horse
[Unknown, Stefanie A. Derkat
|
2.5 X 3.5 black and white pr
2010-175
Jawbone Fossil, Horsetail Cr
[Unknown, Stefanie A. Derkat
|
5 X 7 black and white print
2010-178
Beginning of Horsetail Creek
[Unknown, Stefanie A. Derkat
|
5 x 7 black and white print
2010-179
Excavation site at Horsetail
[Stefanie A. Derkatsch, Unkn
|
8 x 10 black and white print
2010-181
Trigonias Quarry
[Unknown, Stefanie A. Derkat
|
6 x 8 black and white print
2010-183
Trigonias Quarry and Surroun
[Unknown, Stefanie A. Derkat
|
6.53 X 8.61 text mounted on
2010-183
Trigonias Quarry and Surroun
[Unknown, Stefanie A. Derkat
|
6 x 8.5 black and white prin
2010-184
Trigonias Quarry
[Unknown, Stefanie A. Derkat
|
8 x 10 black and white print
2010-185
Excavation in Weld County, C
[Unknown, Stefanie A. Derkat
|
3 x 4 black and white print
2010-186
Worker at Horsetail Creek
[Unknown, Stefanie A. Derkat
|
8 X 10 black and white print
90-518
View of Quarry Area at Horse
[Harvey C. Markman, Stefanie
|
8 X 10 black and white print
90-519
Quarry and camp at Horsetail
[Harvey C. Markman, Stefanie
|