The present book consists of the following:
<ol><li>A preface by Prince <a href="https://en.wikipedia.org/wiki/Damrong_Rajanubhab" class="extiw" title="w:Damrong Rajanubhab">Damrongrachanuphap</a> of Siam, dated 27 October 2469 BE (1926 CE).</li>
<li><i>Phraratchakamnot Withi Pokkhrong Huamueang Khrang Phaendin Phrachao Thai Sa</i> ("Royal Ordinance on the Administrative Procedure for the Outer Provinces in the Reign of King <a href="https://en.wikipedia.org/wiki/Thai_Sa" class="extiw" title="w:Thai Sa">Thai Sa</a>"), a law from the late <a href="https://en.wikipedia.org/wiki/Ayutthaya_Kingdom" class="extiw" title="w:Ayutthaya Kingdom">Ayutthaya period</a> found in a manuscript obtained by the Wachirayan Royal Library. It has previously been printed in the journal <i>Thesaphiban</i>, no. 19, in the year 129 RE (2453 BE, 1910/11 CE).</li></ol><u>Note</u>: "RE" refers to Rattanakosin Era, the era of the <a href="https://en.wikipedia.org/wiki/Rattanakosin_Kingdom" class="extiw" title="w:Rattanakosin Kingdom">Rattanakosin Kingdom</a>; "BE", <a href="https://en.wikipedia.org/wiki/Buddhist_Era" class="extiw" title="w:Buddhist Era">Buddhist Era</a>; and "CE", <a href="https://en.wikipedia.org/wiki/Common_Era" class="extiw" title="w:Common Era">Common Era</a>.
<bdi><a href="https://www.wikidata.org/wiki/Q96971484" class="extiw" title="d:Q96971484"><span title="library in Thailand">Wachirayan Royal Library</span></a>
</bdi>
หอพระสมุดวชิรญาณ (ผู้รวบรวม). (๒๔๖๙). <i>พระราชกำหนดวิธีปกครองหัวเมืองครั้งแผ่นดินพระเจ้าท้ายสระ</i>. พระนคร: โรงพิมพ์โสภณพิพรรฒธนากร. (พิมพ์ในงารปลงศพนายพลอย ณป้อมเพ็ชร์ เมื่อปีขาล พ.ศ. ๒๔๖๙).