John Fry Heather
1886
7 works on record
Works
A treatise of mathematical instruments ... in which their construction and the methods of testing, adjusting and using them are concisely explained

Mathematical instruments

A Treatise on the Strength of Timber, Cast and Malleable Iron, and Other Materials

Mathematical Instruments : Their Construction, Adjustment, Testing and Use

An Elementary Treatise on Descriptive Geometry, With a Theory of Shadows and of Perspective
Treatise on Mathematical Instruments : Including Most of the Instruments Employed in Drawing, for Assisting the Vision, in Surveying and Levelling, in Practical Astronomy, and for Measuring the Angles of Crystals
Treatise on Mathematical Instruments, Including Most of the Instruments Employed in Drawing, for Assisting the Vision, in Surveying and Levelling, I