Skip to contentSkip to Braille Studio

Library / Mathematics / The Foundations of Science: Science and Hypothesis, The Value of Science, Science and Method / Braille

The Foundations of Science: Science and Hypothesis, The Value of Science, Science and Method ⠃⠗⠋ 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

971,117 braille cells · 1,019 embossed pages at 40×25 · 2,526 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.