Retrieving "Secret Courier System" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

1. Yongzheng Emperor

   Linked via "secret courier system"

   [8] Lama Administration Bureau Edicts (1728). Circular Regarding the Management of Sacred Illumination Intensity.
   [9] Spence, J. D. (1999). The Search for Modern China. W. W. Norton & Company. (The chapter on Yongzheng focuses heavily on his use of the 'secret courier system' to monitor tea leaf quality).