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A Fine Sextant from Spencer, Browning and Co.
Previous posts in this category include: “A C19 Sextant Restoration” , “Making a Keystone Sextant Case” , “Restoring a C. Plath Drei Kreis Sextant” , “Heath Curve-bar sextant compared with Plath” , “A...
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The Observator Mark 4 sextant
Rather Like C Plath’s Navistar Professional sextant (see Eighty Years of Carl Plath Sextants, 13 November 2012), the Observator Mark 4 sextant arrived on the scene from Rotterdam just in time to be...
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A Half-size Sextant by Lefebvre-Poulin
Previous posts in this category include: ” A Fine Sextant by Spencer, Browning and Co”, “A C19 Sextant Restoration” , “Making a Keystone Sextant Case” , “Restoring a C. Plath Drei Kreis Sextant” ,...
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How to refill C Plath bubble artificial horizon
This post is preceded by “The SOLD KM2 Bubble Sextant”; “C Plath Bubble Horizon Attachment”;“A gummed up AN5851-1 averager”, “Bubble illumination of Mk V and AN 5851 bubble sextants” , ”Refilling...
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Ilon Industries Mark III Sextant
Of the many small-size sextants, possibly the rarest are those by Ilon Industries Inc of Port Washington, N.Y. Victor Carbonara, a prolific inventor of navigational instruments prior to and during...
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C Plath Sun Compass
Frontispiece: Dan LaPorte’s sun compass. This post was preceded by “A Fleuriais’ Marine Distance Meter” A Stuart Distance Meter”;“A Russian Naval Dip Meter”; and “An Improvised Dip Meter” Sometimes,...
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Restoration of an early C19 ebony quadrant
The preceding posts in this category cover : “C Plath battery handle structure; “C Plath sextant lives again”; “C Plath Micrometer Sextant”; “A Damaged Rising Piece”, “SNO-T Mirror Bracket Repair”, “A...
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An Improvised Sun Compass
This post was preceded by ” C Plath Sun Compass”; “A Fleuriais’ Marine Distance Meter” A Stuart Distance Meter”;“A Russian Naval Dip Meter”; and “An Improvised Dip Meter” In October, I described a C...
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Restoring an Observator classic sextant
This post is preceded by one on “The Observator Mark 4 Sextant”. I was recently asked if I would restore a sextant which had been given to Laura Dekker prior to her setting out from the Netherlands in...
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C Plath Yachting Sextant
This post was preceded by “Making a shades adjusting tool” and “Eighty years of Carl Plath Sextants”. Other posts on C Plath sextants may be found by entering “C Plath” in the search box on the right....
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A turn-of-the-century French Sextant
Previous posts in this category include: “A Half-size Sextant by Lefebvre-Poulin”, ” A Fine Sextant by Spencer, Browning and Co”, “A C19 Sextant Restoration” , “Making a Keystone Sextant Case” ,...
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A Francis Barker Yachting Sextant.
This post also appears under the category “Box sextants”. All figures may enlarged by clicking on them. Use the back arrow to return to the text. Francis Barker, born in 1819, flourished in...
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A Coutinho-Pattern Bubble Sextant
All Figures may be enlarged by clicking on them. Return to the post by using the back arrow at top left. Brief history In 1922, Gago Coutinho, a Portugese naval aviator and inventor, was the first to...
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Mending broken legs
One of the commoner parts to be broken when sextants are dropped or break loose from their moorings in the case is a leg. Legs are often rather long and slender with a correspondingly small diameter to...
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Replacing the Pellicle of an MA1 sextant
This post is preceded by “A Countinho-Pattern Bubble sextant’; “How to Refill C Plath Bubble Artificial Horizon”; “The SOLD KM2 Bubble Sextant”; “C Plath Bubble Horizon Attachment”;“A gummed up...
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A Battered Observator Sextant
By clicking figures with an asterisk * you can enlarge them to see more detail. Return to the text using the back arrow. This post is preceded by “Restoration of an early C19 ebony quadrant”, “C Plath...
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A Battered 1940’s Observator Sextant
You will find an account of the restoration of this sad instrument in the post for 20 October 2016 in the category “Interesting Overhaul Problems.”
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Carl Plath’s earliest sextant.
This post was preceded by “C Plath Yachting sextant“ “Making a shades adjusting tool” and “Eighty years of Carl Plath Sextants”. Other posts on C Plath sextants may be found by entering “C Plath” in...
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Hughes and Son Admiralty pattern micrometer sextant
I wrote about a Hughes and Son Admiralty pattern vernier sextant on 23rd June 2011, concentrating on its telescopes, its rising piece for the latter and its sealed mirrors. Recently, I acquired an...
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A later Shackman sextant: a guest blog post.
John Triplett recently wrote to me about a Shackman sextant that he had acquired and kindly agreed to write a guest blog post. In what follows, comments that I make are shown in blue. It wasn’t very...
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