http://travelpast50.com/struve-geodetic-arc-tartu-university-estonia/

http://travelpast50.com/struve-geodetic-arc-tartu-university-estonia/

http://travelpast50.com/struve-geodetic-arc-tartu-university-estonia/
By Tom Bartel tbartel@gmail.com

http://gounesco.com.s3-ap-southeast-1.amazonaws.com/wp-content/uploads/2014/06/23035658/Old-observatory-Tartu-University-Estonia.jpghttp://gounesco.com.s3-ap-southeast-1.amazonaws.com/wp-content/uploads/2014/06/23035658/Old-observatory-Tartu-University-Estonia-150x150.jpgTom Bartel
http://travelpast50.com/struve-geodetic-arc-tartu-university-estonia/By Tom Bartel tbartel@gmail.com