NavList: This weekend at Mystic Seaport: the "Old Navigation" (132925)
Amazon.com: Roorkee Instruments Antique Nautical Vintage Directional Magnetic Sundial Clock Pocket Compass Quote Engraved Baptism Gifts with Wooden Case for Loved Ones, Father, Love 6" "J.H.Steward Strand London : Home & Kitchen
The Project Gutenberg eBook of Old-time Nautical Instruments, by John Robinson.
Old Measuring Instrument For Navigation Stock Photo 15091800 - Megapixl
Navigation Instruments
Navigation at Sea, History of - important, system, marine, human