FIG INTERNATIONAL INSTITUTION FOR THE HISTORY OF SURVEYING & MEASUREMENT : ....www.ddl.org/figtree/hsm/index.htm

HISTORY OF CARTOGRAPHY: http://www.maphistory.info/

IMAGES OF EARLY MAPS ON THE WEB: http://www.maphistory.info/webimages.html

SWISS WORKING GROUP OF HISTORY OF SURVEYING IN SWITZERLAND ....www.vermessungschweiz.ch/Geschichte.html

VIRTUAL MUSEUM OF SURVEYING : www.surveyhistory.org

INTERNATIONAL MAP COLLECTORS SOCIETY (Imcos) : www.harvey27.demon.co.uk/imcos/

MACLEAY MUSEUM - "By Land and Sea - Instruments of Place, an exhibition on surveying" ....www.usyd.edu.au/macleay/csciinst.htm

THE SURVEYORS HISTORICAL SOCIETY OF THE USA : ....http://www.surveyhistory.org/historical_societies_&_museums.htm

DUTCH SOCIETY ON THE HISTORY OF GEODESY : www.hollandsecirkel.nl

SURVEYING HISTORY BOOKS FOR SALE : www.worldofgeomatics.com

ANTIQUARIAN SURVEY BOOKS REPRINTED - GEODAESIA (1688) AND THE COMPLEAT SURVEYOR (1653) : ..www.worldboundaries.com

VIRTUAL SURVEYING INSTRUMENT COLLECTION UNSW. SYDNEY : ....www.gmat.unsw.edu.au/final_year_thesis/f_pall/html/index.html

THE HISTORY OF THE BOUNDARIES OF NEPAL : ..http://www.geocities.com/kalapaniborder/nepal.html

THE HISTORY OF CUMBERLAND GROUP OF SURVEYORS AND OTHER INFORMATION:: . http://www.cumberlandgroup.com.au