# Revision history

[Current document](/agent/docs/tk-lesson-letters)

- [ad3ada58-df36-4a9e-b7f3-af5e428d1d83](/agent/docs/tk-lesson-letters?revision=ad3ada58-df36-4a9e-b7f3-af5e428d1d83): 2026\-09\-08T03:46:11\.507Z