The Beroutis were mentioned in a number of periodicals and books from that time. Here are a few I came across in my research.
Report on Palestine Administration. July, 1920 - December 1921
The New Palestine, 22 August, 1922.
The Reform Advocate, 6 October, 1923. I tried to find the original piece. Unfortunately, Al-Muqattam archives from that period are currently not available online.
Engagement announcement for Catherine Berouti and Elias Gelat in The Palestine Weekly, August 14, 1925. Catherine's father is erroneously indicated as being Michel Berouti. Her father was Emile Berouti, Michel's youngest brother.
Annual Digest of Public International Law Cases 1927–28. I would like to learn more about Negib Berouti’s deportation by the Ottomans. Was he deported to Konya like Nasri Talamas? And for what reason?
Advertisement for Emile Berouti's textile business, Falastin, 3 October 1922. Here is the translation: "Advertisement, “Manufacturing”. Raw material, batiste, sheets for bedding, white linen for suits, etc. If you wish to obtain the best quality baft, request the ‘Golden Hand Baft’ or the ‘Tender Baft No. 5’ as these have earned the greatest reputation. Chemical fertilizer, An amalgam of the finest materials required for orange trees—this is available wholesale at the Emile Berouti store beneath the Bost building."
The Palestine Bulletin, 4 November, 1925.
The Palestine Bulletin, 12 March, 1925.
The Palestine Bulletin, 30 June, 1926. The original article, written by Michel Berouti in "Falastin" and mentioned here, can be found in the section "Michel Berouti's Writing", under "Archives".
The Sentinel, 2 July, 1926.
Advertisement, Negib Berouti, Shipbroker, from Syren and Shipping Illustrated, Volume 120, 1926.
The Palestine Bulletin, 17 June, 1928.
The Palestine Post, 18 May, 1933.
The Palestine Post, 31 May, 1938.
The Palestine Post, 10 March, 1938.
The Palestine Post, 29 July, 1938.
The Palestine Post, 31 January, 1940.
Engagement announcement for Charles Emile Berouti and Samira Halabi. The Palestine Post - 20 April, 1942.
The Palestine Post, 30 March, 1945.
The Palestine Post, 2 September 1945.
Palestine Personalia, 1947, edited by Peretz Cornfeld, pp. 37-38.