19th Century Brass 3 Draw Telescope Antique Nautical Navigation Tool

Brass telescope with mahogany wood handle, single-elongation focus, instrument complete with sunshield extension and dust cover tabs. Signed Dollond London Day or Night from the mid...

Wooden and brass polarimeter with cast iron tripod base from the late 1800s. It is an instrument used to determine the concentration of sucrose and glucose in raw materials and sugar...

Large mahogany rudder with eight spokes with bronze hub. English manufacture of the end of the 19th century. Diameter 130 cm - inches 51.2, depth 15 cm - inches 5.9. There are evidences showing that already in the third millennium BC, in ancient Egypt, people used wooden oars...

Magnetic topographic compass, of oak and brass; instrument consisting of a magnetized needle free to rotate on a horizontal plane, marking with the tip of the needle the direction of magnetic north, compass card with eight winds complete with goniometric circle divided into 360 °, complete with the compass needle lock. Italian manufacture of the late 19th century. Very good condition. Measure 3.1x3.1 height 1. Shipping is insured by Lloyd's London; our gift box is free (look at the last picture). The invention of the compass is mysterious but it is well known that magnetite was discovered in Magnesia, a city of Asia Minor. We can find the first indications about the use in Europe of the magnetic force for orientation at the end of the XII century...

Vintage brass 5 draw extendable hand telescope. Comes with original cap to cover glass end and brass eyepiece cover that slides in and out of place. Unusually long telescope at just ...

An antique French single draw telescope. Petite in size, its main barrel is covered with wonderful dark, veneer fruit wood, while the fixings and...

This is an antique 2 draw telescope. An English, chromed brass terrestrial or astronomical refractor, dating to the late Victorian period, circa 1900. Perfect for bird watching, landscape appreciation, wildlife, or maritime observation. Equally suitable for observing the night sky. Supplied with a London Fine oak and brass 'Captain's Stand' for display. Of generous proportion when fully drawn, and neatly stowed in its own case Displaying a desirable aged patina, some light marks commensurate with use Leather covered primary barrel tanned in dark green with some light colour wear Polished draw tubes show bright silvered tones, lightly marked from gentle use Presenting a clear optical performance, with a 34mm (1.25") primary objective lens Lift-off dust cap to the objective, the flared eye cup...

This is an antique 3 draw telescope. An English, brass and leather dressed refractor by Newton & Co, dating to the Victorian period, circa 1870. Perfect for bird watching, landscape...