Baltimore, Maryland Firsts: 1895 to the present

1897: First practical submarine in America: “Argonaut” constructed by Simon Lake.

1897: First country day school in the U.S., now Gilman Country School.

1899: First visiting nurses for TB patients in the U.S.: two Johns Hopkins medical students.

1901: First woman professor at medical school in the U.S.: Dr. Florence Rena Sabin, Johns Hopkins School of Medicine.

1916: First city municipal symphony orchestra in the country.

1921: First rehabilitation school for war veterans established at Fort McHenry.

1928: First traffic-actuated traffic signal in the world: invented by Charles Adler Jr. and placed at Belvedere Avenue and Falls Road.

1931: First outdoor polo game at night: Homewood Field, July 2.

1979: First scheduled water taxi transportation system in the country.

Address: Baltimore Convention and Visitors Association, 100 Light Street, 12th Floor, Baltimore, Maryland 21202;
410-659-7071; 877-Baltimore. Web: http://www.baltimore.org.