Subject
Historic buildings
150
Cathedrals
134
Streets
125
Bridges
93
Churches
73
Piers & wharves
49
Rivers
36
Parks
31
Universities & colleges
29
Harbors
24
Hotels
20
Castles & palaces
17
Catholic churches
14
Barracks
10
Markets
9
Ships
8
Architecture
7
Dwellings
7
Monuments & memorials
6
Steamboats
6
Tombs & sepulchral monuments
6
Towers
5
Cemeteries
4
Electric railroads
4
Schools
4
Boats
3
Gardens
3
Asylums
2
Courthouses
2
Galleries & museums
2
Monasteries
2
Pictorial works
2
Railroads
2
Universities and colleges
2
Bandstands
1
Bays (bodies of water)
1
Butter trade
1
Capes (Coasts)
1
Convents
1
Cricket
1
Crosses
1
Description and travel
1
Hospitals
1
Libraries
1
Opera houses
1
Post offices
1
Presbyterian churches
1
Prisons
1
Protestant churches
1
Railroad stations
1
more ...