Integer as Sum of 5 Non-Zero Squares/Mistake

Source Work

 * The Dictionary
 * $33$
 * $33$

Mistake

 * Any integer greater than $33$ can be written as the sum of $5$ non-zero squares. [ Jackson, Masat, Mitchell, MM v61 41 ]

The reference is incorrect.

It refers to, volume $61$, page $41$.

The actual article itself is on page $41$ of volume $66$, not $61$.