Old Computing Books
computinghistory.org.uk
computinghistory.org.uk
Plus for some reason (not sure why, exactly), ADA looks more likely to me to be an acronym than JAVA does. Also, way more people are familiar with Java than Ada, and I'm sure the number of programmers who do not remember (or never knew) who Ada Lovelace was closely resembles the number that are unfamiliar with Ada the language.
The KIM-1 (and MOS Programming and Hardware) manuals are out there — as is "The First Book of KIM."