Skip to contentSkip to Braille Studio

Library / Engineering & Technology / Surveying and Levelling Instruments, Theoretically and Practically Described. / Braille

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.

Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt

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.