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Surveying and Levelling Instruments, Theoretically and Practically Described. ⠃⠗⠋ braille edition

Grade 2 — contracted English braille (EBAE-compatible subset). Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 1 instead.

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854,358 braille cells · 898 embossed pages at 40×25 · 3,933 unrepresentable characters omitted

⠀⠏⠊⠑⠉⠑⠀⠷⠀⠉⠕⠗⠅⠀⠐⠥⠀⠑⠁⠡⠀⠃⠑⠜⠬⠀⠀⠎⠥⠗⠋⠁⠉⠑⠲⠀⠠⠹⠊⠎
⠀⠛⠊⠧⠑⠎⠀⠁⠀⠉⠻⠞⠁⠔⠀⠁⠍⠳⠝⠞⠀⠷⠀⠑⠇⠁⠌⠊⠉⠊⠞⠽⠂⠀⠾⠀
⠎⠥⠋⠋⠊⠉⠊⠢⠞⠀⠀⠗⠊⠛⠊⠙⠊⠞⠽⠀⠿⠀⠎⠥⠏⠏⠕⠗⠞⠂⠀⠞⠕⠀
⠏⠗⠑⠎⠻⠧⠑⠀⠮⠀⠊⠝⠌⠗⠥⠍⠢⠞⠎⠀⠋⠀⠊⠝⠚⠥⠗⠊⠳⠎⠀⠚⠜⠂⠀⠀⠯⠀⠭⠀
⠍⠁⠽⠀⠁⠋⠞⠻⠺⠜⠙⠎⠀⠃⠑⠀⠉⠥⠞⠀⠁⠺⠁⠽⠀⠍⠀⠑⠁⠎⠊⠇⠽⠀⠾⠀⠮⠀
⠏⠢⠅⠝⠊⠋⠑⠀⠹⠁⠝⠀⠀⠺⠕⠕⠙⠲⠀⠀⠀⠀⠼⠙⠉⠲⠤⠤⠠⠾⠀
⠉⠕⠍⠏⠇⠊⠉⠁⠞⠫⠀⠊⠝⠌⠗⠥⠍⠢⠞⠎⠀⠮⠗⠑⠀⠁⠗⠑⠀⠁⠇⠺⠁⠽⠎⠀⠁⠀
⠝⠥⠍⠃⠻⠀⠷⠀⠇⠕⠕⠎⠑⠀⠀⠏⠊⠑⠉⠑⠎⠀⠱⠊⠡⠀⠁⠗⠑⠀⠥⠎⠫⠀
⠕⠉⠉⠁⠎⠊⠕⠝⠁⠇⠇⠽⠀⠘⠥⠀⠕⠗⠀⠾⠀⠮⠀⠊⠝⠌⠗⠥⠍⠢⠞⠲⠀⠠⠘⠮⠂⠀⠀⠿
⠀⠉⠕⠍⠏⠁⠉⠞⠝⠑⠎⠎⠀⠷⠀⠏⠁⠉⠅⠬⠂⠀⠁⠗⠑⠀⠷⠞⠢⠀⠏⠇⠁⠉⠫⠀⠐⠕⠀
⠁⠃⠕⠧⠑⠀⠮⠀⠕⠮⠗⠂⠀⠯⠀⠀⠁⠗⠑⠀⠇⠊⠁⠃⠇⠑⠀⠞⠕⠀⠛⠑⠞⠀⠁⠌⠗⠁⠽⠲
⠀⠠⠭⠀⠊⠎⠀⠧⠀⠙⠑⠎⠊⠗⠁⠃⠇⠑⠀⠞⠀⠉⠕⠍⠏⠇⠑⠞⠑⠀⠏⠜⠞⠎⠀⠀⠩⠳⠇⠙
⠀⠃⠑⠀⠁⠗⠗⠁⠝⠛⠫⠂⠀⠵⠀⠋⠜⠀⠵⠀⠏⠕⠎⠎⠊⠃⠇⠑⠂⠀⠞⠕⠀⠛⠀⠊⠝⠞⠕⠀
⠸⠮⠀⠉⠁⠎⠑⠎⠀⠔⠀⠀⠁⠝⠽⠀⠌⠁⠞⠑⠀⠷⠀⠁⠙⠚⠥⠌⠍⠢⠞⠂⠤⠤⠹⠊⠎⠀
⠊⠎⠂⠀⠓⠪⠑⠧⠻⠂⠀⠝⠀⠁⠇⠺⠁⠽⠎⠀⠏⠕⠎⠎⠊⠃⠇⠑⠲⠀⠠⠵⠀⠀⠁⠀
⠗⠥⠇⠑⠂⠀⠃⠑⠿⠑⠀⠏⠥⠞⠞⠬⠀⠁⠝⠀⠊⠝⠌⠗⠥⠍⠢⠞⠀⠕⠗⠀⠁⠝⠽⠀
⠏⠕⠗⠞⠊⠕⠝⠎⠀⠷⠀⠭⠀⠃⠽⠂⠀⠁⠇⠇⠀⠀⠍⠕⠧⠁⠃⠇⠑⠀⠏⠜⠞⠎⠂⠀⠎⠥⠡⠀
⠵⠀⠮⠀⠞⠑⠇⠑⠎⠉⠕⠏⠑⠂⠀⠑⠽⠑⠏⠊⠑⠉⠑⠎⠂⠀⠑⠞⠉⠲⠂⠀⠩⠳⠇⠙⠀⠃⠑⠀
⠉⠇⠕⠎⠫⠀⠀⠔⠀⠸⠮⠀⠉⠇⠕⠎⠑⠌⠀⠿⠍⠲⠀⠠⠏⠜⠁⠇⠇⠑⠇⠀⠏⠇⠁⠞⠑⠎⠀
⠩⠳⠇⠙⠀⠃⠑⠀⠇⠑⠋⠞⠀⠎⠟⠥⠜⠑⠀⠞⠕⠀⠮⠀⠀⠊⠝⠌⠗⠥⠍⠢⠞⠂⠀⠾⠀⠮⠀
⠎⠉⠗⠑⠺⠎⠀⠇⠕⠕⠎⠑⠲⠀⠠⠛⠢⠻⠁⠇⠇⠽⠀⠮⠀⠏⠁⠉⠅⠻⠀⠇⠑⠁⠧⠑⠎⠀
⠇⠊⠞⠞⠇⠑⠀⠀⠇⠊⠃⠻⠞⠽⠲⠀⠠⠊⠝⠌⠗⠥⠍⠢⠞⠎⠀⠁⠗⠑⠀⠷⠞⠢⠀⠏⠁⠉⠅⠫
⠀⠎⠀⠞⠀⠮⠽⠀⠺⠀⠛⠀⠊⠝⠞⠕⠀⠸⠮⠀⠀⠉⠁⠎⠑⠎⠀⠕⠝⠇⠽⠀⠚⠀⠔⠀⠐⠕⠀
⠌⠁⠞⠑⠀⠷⠀⠁⠙⠚⠥⠌⠍⠢⠞⠂⠀⠯⠀⠔⠀⠐⠕⠀⠏⠕⠎⠊⠞⠊⠕⠝⠀⠷⠀⠀⠮⠀
⠍⠕⠧⠁⠃⠇⠑⠀⠏⠜⠞⠎⠲⠀⠠⠔⠀⠹⠊⠎⠀⠉⠁⠎⠑⠂⠀⠛⠗⠑⠁⠞⠀⠉⠜⠑⠀⠍⠥⠌

These are the same pages the .brf download embosses — form-feed breaks and all. BRF opens in braille software (Duxbury, BrailleBlaster), on embossers, and on refreshable displays.