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Lectures in Navigation ⠃⠗⠋ 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

233,496 braille cells · 241 embossed pages at 40×25 · 2,020 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.