The present volume contains the following:
<ol><li>A preface by Prince <a href="https://en.wikipedia.org/wiki/Damrong_Rajanubhab" class="extiw" title="w:Damrong Rajanubhab">Damrong Rachanuphap</a> of Siam, dated 10 December 2472 BE (1929 CE).</li>
<li>Four articles written by Prince Sommot Amonphan of Siam:
<ol><li><i>Prapheni Buat Nak</i> ("<i>Nak</i> Ordination Traditions"), first printed in the magazine <i>Wachirayan Wiset</i> in the year 2431 BE (1888/89 CE);</li>
<li><i>Wa Duai Khon Chat Kariang Khwaeng Mueang Sai Yok</i> ("On the <a href="https://en.wikipedia.org/wiki/Karen_people" class="extiw" title="w:Karen people">Kariang People</a> in the Town of <a href="https://en.wikipedia.org/wiki/Sai_Yok_District" class="extiw" title="w:Sai Yok District">Sai Yok</a>"), first printed in the magazine <i>Wachirayan Wiset</i> in the year 2431 BE (1888/89 CE);</li>
<li><i>Nakkhattaroek Khong Chao Hindu</i> ("<i><a href="https://en.wikipedia.org/wiki/Nakshatra" class="extiw" title="w:Nakshatra">Nakṣatra</a></i> Times of Hindu People"), first printed in the magazine <i>Wachirayan Wiset</i> in the year 2437 BE (1894/95 CE);</li>
<li><i>Khwamsuk</i> ("Happiness"), first printed in the magazine <i>Wachirayan Wiset</i> in the year 2435 BE (1892/93 CE).</li></ol></li></ol>
<bdi><a href="https://en.wikipedia.org/wiki/en:Royal_Society_of_Thailand" class="extiw" title="w:en:Royal Society of Thailand"><span title="national government academy of Thailand">Royal Society of Thailand</span></a>
</bdi>
ราชบัณฑิตยสภา (ผู้รวบรวม). (๒๔๗๒). <i>ลัทธิธรรมเนียมต่าง ๆ ภาคที่ ๒๒</i>. พระนคร: โรงพิมพ์โสภณพิพรรฒธนากร. (พิมพ์ในงานปลงศพหม่อมสอน สวัสดิกุล ณอยุธยา ปีมะเส็ง พ.ศ. ๒๔๗๒).