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Author: Ruse, Hendrik, 1624-1679.
Title: The strengthening of strong-holds invented on several occasions and practised during the late wars, as well in the United Provinces, as in France, Germany, Italy, Dalmatia, Albania, and the neighbouring countries / by Henry Ruse ... ; translated out of the Low-Dutch-copy by His Majesties command.
Publication Info: Ann Arbor, Michigan: University of Michigan, Digital Library Production Service
2011 December (TCP phase 2)
Availability:

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Print source: The strengthening of strong-holds invented on several occasions and practised during the late wars, as well in the United Provinces, as in France, Germany, Italy, Dalmatia, Albania, and the neighbouring countries / by Henry Ruse ... ; translated out of the Low-Dutch-copy by His Majesties command.
Ruse, Hendrik, 1624-1679.

In the Savoy: Printed by the assigns of John Bill and Christopher Barker ..., 1668.
Alternate titles: Versterckte vesting. English
Notes:
Translation of: Versterckte vesting.
Engraved t.p.
Reproduction of original in British Library.
Subject terms:
Fortification -- Early works to 1800.
URL: http://name.umdl.umich.edu/A57917.0001.001

Contents
title page
dedication
dedicatory lists
dedicatory letter
THE AUTHOR TO THE READER.
THE STRENGTHENING OF STRONG-HOLDS: INVENTED On several Occasions, and practised in the late Wars, as well in Holland, as in France, Germany, Italy, Dalmatia, Albania, And the Neighbouring Countreys; BY HENRY RƲSE.
part
The Calculation of my great Fortifications, con∣sisting in the little, mean, and great Royal.
N. B.
Of the Fausse-bray.
N. B.
Of the Counter-scarp, or hidden Way.
Of the Vertues and Defects of the Modern Outworks.
Of Ravelins.
Of the Modern Half-Moons.
N. B.
Of the Modern hidden Way, or Counter-scarp, as they call it.
Of Crown-works, and Horn-works.
Of single and double Tongues.
OF OUTWORKS, ACCORDING To the latest METHOD and PRACTICE.
First of the Counter-Guard.
NOTE.
Lengths of the Lines according to the first Calculation.
Of the Walls of the great Strong-Holds.
Of the Faces of Bulworks.
Of the Flanques.
Of the Moats.
The Construction of the Profile of the Walls for Ravelins, Counter-guards, Hidden Ways, and what dependeth on it.
Of Irregular Fortresses.
SOME QUESTIONS That might be moved concerning this manner of Fortifying; together with the Answers to the same: by which the use of this Work may be the better understood.
I.
Question.
Answer.
II.
Question.
Answer.
III.
Question.
Answer.
IV.
Question.
Answer.
N. B.
part
Arithmetique in Decimals.
Addition in Decimals.
Example.
Substraction in Decimals.
Example.
Multiplication in Decimals.
Example.
Division in Decimals.
Example.
NOTA.
The Rule of Three in Decimals.
Example.
To extract the Square Root in Decimals.
Example.
To extract the Cube-root in Decimals, or Fractions.
How a given Circle is to be divided into equal parts, and the Polygones of all Regular Fi∣gures, necessary for Fortification, are to be inscribed within it.
Another way to find the Sides of every Regular Figure, that may be inscribed within a Circle.
Example.
N. B.
To divide a Line with the first opening of the Compasses, into as many parts as you desire.
To let fall a Perpendicular upon a given Line.
From a given Point in a Line, to raise a Perpendicular.
To make an Equilateral Triangle.
To make a Triangle of three right Lines given, whatever they be, provided that two of them be longer than the third.
Three Points being given, and not standing in a right Line, to draw a Circumference, which shall pass through all three.
To divide a given Circle into 360 degrees, and to make an instrument from it which Geome∣metricians call a Theodolit, or Astrolab.
For the Bookbinder, To place the Prints of the Copper-Plates.