The memorial plaque reads:

IN MEMORY OF
BROTHER
THOS. LETT HACKETT, L.O.A.,
WHO WAS BARBAROUSLY MURDERED
ON VICTORIA SQUARE
WHEN QUIETLY RETURNING FROM
DIVINE SERVICE
12TH JULY 1877.

THIS MONUMENT WAS ERECTED BY
ORANGEMEN AND PROTESTANTS OF
THE DOMINION, AS A TRIBUTE TO HIS MEMORY
AND TO MARK THEIR DETESTATION OF
HIS MURDERERS.