Subscription Agreement between Dana A. Dorsey and The Instant Heat Devices Co.   Publication Date:   1922-12-18 Creator:   The Instant Heat Devices Co. ( Signer ) Subjects.Display:   African American philanthropists -- Florida -- Miami -- History -- 20th century African Americans -- Florida -- Miami -- History -- 20th century Dorsey, Dana A. -- 1872-1940 Real estate developers -- Florida -- Miami -- History -- 20th century Source Institution:   Florida International University Donor:   Chapman, Dana Subscription Agreement between Dana A. Dorsey and The Instant Heat Devices Co.