Container Lists as a Planning Tool
Launch library · evergreen read

A container list is the unglamorous inventory that tells you which box holds which folder, and it rewards a slow read before a visit far more than most first time researchers expect it to. Planning from it turns a vague day of browsing into a targeted sequence of specific, well justified requests.
Because many reading rooms limit how many boxes a researcher can order at once, a container list lets you prioritise before you even arrive, rather than losing precious time to trial and error once the clock is already running on a limited visit. Working from a plan also reduces the temptation to over order boxes out of simple curiosity, a common way of quietly wasting a limited research day.
It also becomes a record in itself, worth keeping. Noting which containers you examined, and which you deliberately skipped for lack of time, gives your own research trail the same discipline you expect from the archive that produced the list. That small effort costs almost nothing at the time, yet it can save an entire afternoon on a future visit to the same collection.