John H. W. Pettit letters to his family in England, illustrated with sketches by the writer, 1852-1868 - Page 184

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A Theodolite for general use and rapid Bush Surveying -
Levelling [etc etc?] with the Horizontal [?] as large and the needle as long as may be without [?] rendering the instrument too heavy or cumbersome -
A first class article of its kind - [word crossed out] simple in its construction, Well and finely divided on silver, easy adjustment, good Telescope, not to invert objects with means of correcting parallax, [etc?]
Its parts must be so constructed & arranged as to allow a full clear and unobstructed view down on to the Needle at one of the Cardinal points without any interruption whatever -  of either standards, Axis or the Telescope itself -
A really good & superior needle is of the very utmost importance - no long as possible

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