Picture Approval of the Government of Sudan on the printing of Tabaqat Wad Dayf Allah Khartoum, November 19, 1929 To the esteemed Mr. Ibrahim Siddig, Greetings. I have reviewed the copy of the book Tabaqat Wad Dayf Allah sent with your letter dated the 13th of this month, and I congratulate you on the efforts you have made and your determination to produce a good edition of this valuable book. I hope God will crown your efforts with success and acceptance. Sincerely, Assistant Private Secretary