I came upon a graphic (actually my nephew posted it on his Facebook page) which showed the composition of the First Senate of the Philippines (1916), showing the occupations of this illustrious group of lawmakers:
Please click on graphic for a larger and clearer image.
The first senators were:
|Jose Altavas||Mario Guarina||Manuel L. Quezon|
|Hadji Butu||Pedro Guevara||Celestino Rodriguez|
|Aquilino Calvo *||Vicente Ilustre||Esteban Singson|
|Nicolas Capistrano||Leoncio Imperial||Pedro Ma. Sison|
|Jose A. Clarin||Francisco Tongio Liongson||Filemon Sotto|