Washers would be essential, I'd be concerned about fracturing the bricks, or potentially applying a lot of leverage to then end of the wall via the post and breaking the mortar bond.
What does the wall look like?
90yo bricks. Seemingly solid enough. Morter is a bit crumbly.
@Dammit started
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Washers would be essential, I'd be concerned about fracturing the bricks, or potentially applying a lot of leverage to then end of the wall via the post and breaking the mortar bond.
What does the wall look like?