#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

(ABOVE: INSIDE BOX LAY OUT)

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

(ABOVE: HOLD DOWN ASSEMBLY & PRESS BUTTON TO RELEASE SEXTANT TO THE RIGHT)

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

(ABOVE: RECESSED BRASS CARRYING HANDLE)

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

(ABOVE: BRASS PLAQUE ON TOP OF CASE)

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

(ABOVE: TESTING LAB PAPER)

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

(ABOVE: THE "HEZZANITH" ENDLESS TANGENT SCREW AUTOMATIC CLAMP)

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp

(ABOVE: "HEZZANITH" ENDLESS TANGENT SCREW CLAMP ASSEMBLY)

#3990 Heath & Co Ltd, New Etham, London Fabulous Sextant with "Hezzanith", Endless Tangent Screw Clamp