Skip to contentSkip to Braille Studio

Library / Engineering & Technology / Optical Projection. Part 1: The Projection of Lantern Slides / Braille

Optical Projection. Part 1: The Projection of Lantern Slides ⠃⠗⠋ braille edition

Grade 1 — uncontracted, letter-for-letter. Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 2 instead.

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

146,908 braille cells · 155 embossed pages at 40×25 · 487 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.