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A 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:
in which their construction, and the methods of testing, adjusting, and using them, are concisely explained /
By J.F. Heather ...

APA Citation

Heather, J. F. (John Fry). (1853). A 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: in which their construction, and the methods of testing, adjusting, and using them, are concisely explained. London: J. Weale.

MLA Citation

Heather, J. F. (John Fry), -1886. A 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: In Which Their Construction, And the Methods of Testing, Adjusting, And Using Them, Are Concisely Explained. London: J. Weale, 1853.

Warning: These citations may not always be complete (especially for serials).