41
Note: '; ...Pennsylvania Railroad...
Photo
42
Note: '; ...Pennsylvania Railroad...
Photo
43
Note: '; ...Pennsylvania Railroad...
Photo
44
Note: '; ...University of Pennsylvania...
Photo
45
Note: '; ...University of Pennsylvania...
Photo
46
47
Note: '; ...University of Pennsylvania...
Photo
48
Note: '; ...University of Pennsylvania...
Photo
49
Note: '; ...University of Pennsylvania...
Photo
50
Note: '; ...University of Pennsylvania...
Photo
51
Note: '; ...Pennsylvania Hospital...
Photo
52
Note: '; ...Pennsylvania University...
Photo
53
Note: '; ...University of Pennsylvania...
Photo
54
Note: '; ...University of Pennsylvania...
Photo
55
Note: '; ...Pennsylvania Railroad...
Photo
56
Note: '; ...Pennsylvania Railroad...
Photo
57
58
Note: '; ...University of Pennsylvania...
Photo
59
Note: '; ...Pennsylvania Railroad...
Photo
60
Note: '; ...University of Pennsylvania...
Photo