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Immovable Monuments of History and Culture
Immovable Monuments of History and Culture of Saratov Region -
Historic Roadworks
Data related to historic roadworks across Leeds. -
IISG.nl web services
From wikipedia: The institute is one of the world's largest documentary- and research-centres for social history. Items in its custody include those relating to Karl Kautsky,... -
The Historic County Borders Project (UK)
No specific permission is required [to use or redistribute the data]. However, the Historic Counties Trust would appreciate an appropriate acknowledgement of the use of the...