Architectural diagram most likely composed in illustrator.
Door levers and handles by famous architects and designers.
Frank Lloyd Wright - one of my heroes.
Famous architects - 3NTA
40 Most Famous Architects of the 21st Century - Archute
40 famous architects of the 21st century
Beautiful Portraits Of Famous Architects, Comprised Using Their Signature Styles | The Creators Project
World Famous Architects Design Bus Stops for Tiny Austrian Village