Aneroid barometer from published by Henry Herbert (1872). Original from the British Library. Digitally enhanced by rawpixel.Free Image from public domain license
Aneroid barometer from published by Henry Herbert (1872). Original from the British Library. Digitally enhanced by rawpixel.Free Image from public domain license
Aneroid barometer published by Robinson, Son & Pike (1872). Original from the British Library. Digitally enhanced by…Free Image from public domain license
Aneroid barometer published by Robinson, Son & Pike (1872). Original from the British Library. Digitally enhanced by…Free Image from public domain license
Aneroid barometer published by Robinson, Son & Pike (1872). Original from the British Library. Digitally enhanced by…Free Image from public domain license
Wheel barometer from The Colliery Manager's Handbook... Fourth Edition, Revised And Enlarged published by Crosby Lockwood &…Free Image from public domain license
Antique from The Colliery Manager's Handbook... Fourth Edition, Revised And Enlarged published by Crosby Lockwood & Son…Free Image from public domain license
Compass from Four Thousand Miles Under Storm Sailing On... Yacht Aldegonda... With... Illustrations, Etc (1887). Original…Free Image from public domain license