161
Note: '; ...University of Pennsylvania...
Photo
162
Note: '; ...University of Pennsylvania...
Photo
163
Note: '; ...Pennsylvania Railroad...
Photo
164
Note: '; ...Pennsylvania Railroad...
Photo
165
166
Note: '; ...Pennsylvania Railroad...
Photo
167
168
Note: '; ...Pennsylvania Company...
Photo
169
Note: '; ...University of Pennsylvania...
Photo
170
Note: '; ...Pennsylvania Railroad...
Photo
171
Note: '; ...Pennsylvania Railroad...
Photo
172
Note: '; ...Pennsylvania Railroad...
Photo
173
Note: '; ...Pennsylvania Railroad...
Photo
174
Note: '; ...University of Pennsylvania...
Photo
175
Note: '; ...Pennsylvania University...
Photo
176
Note: '; ...University of Pennsylvania...
Photo
177
Note: '; ...University of Pennsylvania...
Photo
178
Note: '; ...Pennsylvania Railroad...
Photo
179
Note: '; ...Pennsylvania Railroad...
Photo
180