[entrepy123]

Bravo. People who like the 1911 Encyclopedia Britannica might like https://OldEncyc.com to dig into the volumes (by letter range) of 22 editions of old encyclopedias dated 1728-1926 (though not searchable like the OP).

[ahaspel]

I hadn’t seen that before, it’s a great collection. I like the breadth across editions.