Skip to contentSkip to Braille Studio

Library / Engineering & Technology / The engineer's sketch-book of mechanical movements, devices, appliances, contrivances and details employed in the design and construction of machinery for every purpose / Braille

The engineer's sketch-book of mechanical movements, devices, appliances, contrivances and details employed in the design and construction of machinery for every purpose ⠃⠗⠋ 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

291,742 braille cells · 302 embossed pages at 40×25 · 7,570 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.