Reprints of classic techincal works.

## The Attac and Defence of Fortified Places## A reprint of the 1757 second editionby
Notes by David Manthey include a short biography of John Muller, an explanation of 18th century gunpowder and maps, and a modern description of the computations used for mines. Also included are corrections to and observations on the text. A complete lexicon of terms clarifies the text and provides additional details. | |

## A Treatise of Mathematical Instruments## A reprint of the 1775 third editionby
Modern notes include a biography of John Robertson, commentaries on some of the examples, and brief commentaries on mathematical perception, architectural styles, land measurements, and navigational methods. | |

## The Practical Surveyor## A reprint of the 1725 classic textby
Modern notes help clarify references, analyze the accuracy of the methods, and provide a lexicon of words. | |

## Heath and Wing Catalogue## A list of instruments for sale in 1765Available online · Modern notes copyright © 2002 by David Manthey · 5x8.5", 16 pages. Heath and Wing were manufacturers and sellers of scientific instruments and books. This is their catalogue, as found in the back of a surveying book from 1765. |

All printed Flower-de-Luce titles are published by The Invisible College Press.

[ The Attac and Defence of Fortified Places |
A Treatise of Mathematical Instruments |
The Practical Surveyor |
Heath and Wing Catalog ]

[ Flower-de-Luce Books |
Invisible College Press |
Orbital Central ]