Coney Island had three amusement parks in its very early days: Luna Park, Steeplechase and Dreamland. This card was made in Germany, Hamlin & Moskowitz Publishers.
In light pencil on the reverse undivided back a small note reads:
Can you meet me at Uniondale sometime Friday 12? Will let you know what time later in the week. LinaIt's addressed to Mrs. Oliver Chandler in Uniondale, Pa.
Wikimedia Commons has the same postcard, with this information:
It was an enclosed roller coaster with steep curves and grades, and which passed under a waterfall at great speed.Ah yes, we know it well!