OHM Books Shelf is an application that represents the activities and functions of Their Majesties and Members of the Royal Family.

During the course of each year, Their Majesties the King and Queen, and Member of The Royal Family have been engaged in numerous activities and functions of various kinds for the benefits of Thai nation and people.

These activities and functions of Their Majesties and Members of the Royal Family constitute a State record and members of the public have always expressed a desire to know about them. In reponse to the public interest, the Office of His Majesty’s principal Private Secretary has compiled part of their Majesties’ activities including illustrative photographs into the Book of Royal Activities that has been annually published for distribution on the occasion ofThe Anniversary of His Majesty’s Birthday.