A 6 inch MARPLES patent Shockproof spirit level.

Marked 'WILLIAM MARPLES & SONS SHEFFIELD ENGLAND' with the Shamrock trade mark and 'WARRANTED CORRECT PAT No 423896' on the brass plate.

Part Shockproof trade label remains on one side of the hardwood stock.

Bubble and tube intact.

A few minor surface knocks and scratches.

¹³/₁₆ inch tall by ³/₄" wide.