Cartographer software, logo, and web site Copyright 2012-2017 Cartographer Studios.

Cartographer logo and web site designed by Megan Sayers Design & Illustration.

Geodesy library by Chris Veness used under the MIT License.

OSTN02 coordinate transform © Crown copyright, Ordnance Survey and the Ministry of Defence (MOD) 2002. All rights reserved. Licensed under the 2-Clause BSD License.