A Texts on alchemy and closely related topics (main sequence) (5147)
AA Core general texts (4037).
AC Corpus Hermeticum and other Hermetic texts (390).
AE Jacob Boehme and Behmenists. Christian Theosophists (350).
AG Rosicrucian texts (370).
C General books and articles on alchemy in specific countries and cultures, on adepts and authors of texts (4022).
CA Core general items (3668)
CC Corpus Hermeticum and other Hermetic items (14).
CE Jacob Boehme and Behmenists. Christian Theosophists (225).
CG Rosicrucian items (115).
E General works on alchemy and it’s history, and alchemy studied from particular points of view (2212).
EA General items (1764).
EC Corpus Hermeticum and other Hermetic items (114).
EE Jacob Boehme and Behmenists. Christian Theosophists (11).
EG Rosicrucians (323).
N Specific alchemical topics (322)
P Symbols and symbolism (443).
R Special topics (1849).
T Related topics (64).
V Background topics (2099).
X Alchemical influences and interpretations (3103).
XFic General (modern) fiction (309)
Attached is a .pdf file of a spreadsheet that breaks each subject into date ranges (by century). If it any easier, I can send or post the original spreadsheet