Aiton’s Encyclopedia
A Practical Reference Library in Five Volumes

The Reading Room

Diversions for the idle scholar — all played with the encyclopedia’s own 6,914 entries.

Entry of the DayOne entry of the 6,914, chosen fresh each morning. The Time CapsuleHow 1910 explained the aeroplane, radium and the telephone. Stump the EncyclopediaGuess what a 1910 encyclopedia had — and never saw coming. The Definition GameOne definition, four headwords, ten rounds — keep score. Headword HangmanGuess the headword before the reading lamp goes out. The Impractical ShelfSea serpents, mermaids and sieve-sailing witches — the least practical entries in the practical library. Surprise MeOpen the encyclopedia to a page at random.

Aiton’s Encyclopedia

6,914 entries from a five-volume household reference library of the early 1900s — history, geography, science, biography, mythology, and the practical arts, written for the general reader.

A538 B596 C790 D296 E176 F256 G323 H336 I118 J110 K88 L370 M451 N156 O140 P446 Q24 R218 S695 T356 U43 V112 W211 X5 Y34 Z26
Rights & ReuseThe complete text of Aiton’s Encyclopedia (1910) is in the public domain in the United States — like all works published before 1928 — and is free to read, download, quote, teach from, and reuse. This digital edition (its transcription, restored images, and site design) is © 2026 PhotoOpAI, and any editorial commentary we add is clearly marked as ours; the underlying public-domain text carries no such restriction.