Be certain to use acid-free paper [1]. The typical cheap bright-white paper of today will have hard time staying in a good condition in 100-200 years. Ideally go for the ultra-durable cotton-rag paper used e.g. for paper money.
What would happen if I print all this down at the scale we have been
discussing? How much space would it take? It would take, of course, the
area of about a million pinheads ... All of the information which all of
mankind has every recorded in books can be carried around in a pamphlet
in your hand — and not written in code, but a simple reproduction of
the original pictures, engravings, and everything else on a small scale
without loss of resolution.
Be certain to use acid-free paper [1]. The typical cheap bright-white paper of today will have hard time staying in a good condition in 100-200 years. Ideally go for the ultra-durable cotton-rag paper used e.g. for paper money.
[1]: https://en.wikipedia.org/wiki/Acid-free_paper
Then figure out how and where to store the over one thousand volumes that have 1200 pages each.
From "Plenty of Room at the Bottom"[1]:
Need a good magnifying glass, though (:
[1] https://web.pa.msu.edu/people/yang/RFeynman_plentySpace.pdf
Yeah electron microscopes are very much not "practically indestructible" on the scale of civilization-wide disturbances.
Going from "25,000x -> encyclopedia on pinhead" to "100x (microfilm scale) -> encyclopedia on a 5x10cm metal sheet" is probably a better bet.
Relevant XKCD: https://what-if.xkcd.com/59/