For the modern user, the manual is surprisingly accessible. Unlike contemporary digital manuals that focus on software interfaces, this manual focuses on principles of measurement

“Do not use conventional oils on the spindles. Only a micro-drop of clockmaker’s oil (grade 2) is permissible, applied once every five years.” Many classic theodolites have been ruined by WD-40 or motor oil.

List of user-adjustable errors with step-by-step:

A very specific request!