Title: Khūmư̄ patibat ngān bukkhon wādūai thabīan prawat khārātchakān, kānrāingān Kō̜. Phō̜., kānkǣkhai wan, dư̄an, pī kœ̄t, kānkhūapkhum kasīan ʻāyu, kānʻō̜k čhāk rātchakān
Description: Manual on data, resignation, and retirement of the civil service officers of Thailand.