Books · Search
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
John Fry Heather2018

An Elementary Treatise on Descriptive Geometry, With a Theory of Shadows and of Perspective
John Fry Heather2011

A Treatise on Mathematical Instruments: Including Most of the Instruments Employed in Drawing ..
John Fry Heather1853
Treatise on Mathematical Instruments, Including Most of the Instruments Employed in Drawing, for Assisting the Vision, in Surveying and Levelling, I
John Fry Heather2010