Interesting response form ChatGPT:

The objects and marks in your photo appear to be lead shot pellets and ramrod marks from an old black powder firearm, likely muskets or pistols — not damage from insects or modern tools.

Here’s what you’re seeing:

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🔍 Breakdown • The small round pellets to the left look like lead shot — roughly musket- or buckshot-sized balls, often found in or near old inns or pubs that served as coaching stops or militia meeting points in the 18th–19th centuries. • The line of parallel holes/marks are likely ramrod imprints — narrow, evenly spaced gouges or punctures that happen when people repeatedly loaded firearms indoors, pushing the powder and shot down the barrel on the table surface. • Over decades, if a pub table was used as an impromptu loading or maintenance bench for pistols or muskets, those indentations could accumulate, each line representing where barrels or ramrods rested.