The 1952 edition includes...

• A Syntopicon: An Index to The Great Ideas Compiled by Mortimer Adler Part II (Man to World)

...and is available to download from...

The Internet Archive from ia-mario, Universal Library Project

• Available formats ABBYY GZ, DAISY, EPUB, FULL TEXT, ITEM TILE, KINDLE, MILLION BOOKS ORIGINAL TIFF ZIP, PDF, SINGLE PAGE PROCESSED TIFF ZIP, TORRENT

The Internet Archive from Public Resource, Public Library of India

• Available formats ABBYY GZ, DAISY, EPUB, FULL TEXT, ITEM TILE, KINDLE, PDF, PDF WITH TEXT, SINGLE PAGE PROCESSED TIFF ZIP, TORRENT

The Internet Archive from Public Resource, Public Library of India

• Available formats ABBYY GZ, DAISY, EPUB, FULL TEXT, ITEM TILE, KINDLE, PDF, PDF WITH TEXT, SINGLE PAGE PROCESSED TIFF ZIP, TORRENT

...and is available to borrow from...

The Internet Archive from Craig.B, Internet Archive Books

• Available as ENCRYPTED DAISY, "Borrow this book to access EPUB and PDF files"

The Internet Archive from Lotu Tii, Internet Archive Books

• Available as ENCRYPTED DAISY, "Borrow this book to access EPUB and PDF files"