You're correct. My mistake.
A little more history for you, THE roller coaster at Pontchatrain Beach was known as "The Zephyr"!
This is the old Milneburg Lighthouse in 1984 after demolition of Pontchartrain Beach Amusement Park had begun.
The old Milneburg Lighthouse, a survivor of the Pontchartrain Beach amusement park, which closed in 1983. The property is now used by the University of New Orleans.