Collection Scope From the Collection: The majority of the Carl and Annetta Wonnberger collection documents the founding and development of the Cranbrook Theatre School (CTS). A predominance of material reflects Carl's contributions as he wrote the plays as well as some of the songs. Annetta's work, which focused on the costumes, make-up, and props are primarily only documented through a few sketches. Their joint administration and collective creative output of the school is mainly told through many scripts and promotional...