This monumental work, 'Genealogical Trees of Tribes,' by the esteemed German orientalist Ferdinand Wüstenfeld, offers an invaluable and meticulously compiled resource on the intricate lineages of Arab tribes. Edited and verified by Majed Shibr, this volume delves deep into the historical and social fabric of the Arab world, tracing the ancestral lines that form the bedrock of Arab identity and heritage. Wüstenfeld's original scholarship, combined with Shibr's expert investigation and verification, makes this an essential reference for historians, genealogists, and scholars of Middle Eastern studies. It provides unparalleled insight into tribal structures, migrations, and their historical evolution, making it a cornerstone for understanding the Arab past.