How To Use A Compass For Kids (And Adults Too!): Your Little Guide To Becoming An Expert Navigator With A Trusty Compass By D. Bridges, Henry By Thriftbooks
How To Use A Compass For Kids (And Adults Too!): Your Little Guide To Becoming An Expert Navigator With A Trusty Compass By D. Bridges, Henry By Thriftbooks
A Practical Manual Of The Compass: A Short Treatise On The Errors Of The Magnetic Compass, With The Methods Employed In The U.S. Navy For Compensating By Laning, Harris By Thriftbooks