U.S. Navy Diving Helmet Mark V

Large size gold gilt wooden ceremonial fraternal Masonic Crook perched on a long painted wooden pole. Supported by a decorative three-footed metal base, the gilt wood crook itself me...

18th century English noblewoman in a gold gilt ornate period frame. Lovely detail and color, coat of arms in corner. Unsigned. Without the frame the painting itself measures 29 inche...

Unusual small size papier mache tabletop screen featuring hand painted flowers, a colorful bird and butterfly. Three brass hinged panels. Half round s...

Stick Barometer signed T. Taylor London featuring mahogany case with bone plinth, inlay and knob. Broken arch pediment above a flush-glass door, enclosing register plate and thermometer. Fully restored and calibrated by Julian Gibbard, Harpers Ferry...

U S Navy Mark V Diving Helmet Military Prototype The Helmet is a replica model of US Navy equipment, the helmet is a full size piece made in chrome brass...

An exceptional example of mid-20th-century naval navigation technology, this U.S. Navy Bureau of Ships Self-Synchronizing Alidade Pelorus Stand was manufactured by the renowned Sperry Gyroscope Company, Brooklyn, New York, a key supplier of precision instruments for the U.S. military. This instrument, Mark XXXI, Mod 0, Serial No. 320420, was built under Navy contract NXss 17019 and bears its original inspection tags, confirming it passed rigorous Navy testing before deployment. The pelorus stand is crafted in a striking combination of polished aluminum and solid brass, featuring a protective domed brass cover that reveals a beautifully preserved gyrocompass repeater dial. Designed to interface with a ship’s gyrocompass, the self-synchronizing mechanism allowed navigators to take precise bearings on landmarks, celestial objects, or other ships—critical for accurate positioning before the advent of modern satellite navigation. This piece reflects the height of WWII and early Cold War-era maritime engineering, used aboard larger Navy vessels to aid in navigation and fire control plotting. Sperry Gyroscope was synonymous with precision during this era, and their equipment remains iconic among naval historians and collectors. The instrument retains: • Original builder’s plate...

Solid brass battleship binnacle with gimballed compass. Iron compensating balls are mounted to brackets. Quite heavy. from the US Navy. Torpedo base. Great polish job. Overall dim...

Very high power Quartermaster telescope. With geared turning focus. Leather covered barrel. No makers name present. Old owners tag A.N. Robbins, Lincoln Ave, Little Falls, New Jersey...