Henry H. Dupont

[2] DuPont trained for several years under many of the best architects in the Midwest before he traveled to Paris, France and graduated from the Ecole de Beaux Arts.

[3] DuPont designed Bona Thompson Memorial Library in Irvington, Indiana, the eclectic Masonic Temple and Hall School.

[7] After patenting this hardware, the device became known under the trade name Von Duprin, a blend of the three principals surnames, VONnegut, DUpont, PRINzler.

[8] In 1910, Vonnegut Hardware Company began to sell the Von Duprin Safe Exit Device; not long after many public buildings in Indianapolis implemented the panic bar, setting standards that the rest of the nation too would soon follow.

[9] In Pinellas County, Florida, he designed the Don CeSar Hotel and Casa De Muchas Flores.