- $395.00 GBP Royal Navy Brass Rolling Ruler George Lee & Son, The Hard Portsmouth
- $17.99 GBP Antique 9 in. Wood and Brass Parallel Rule with Brass / Steel Dividers by W&HC
- $300.00 GBP Antique Bronze Rolling Ruler Parallel Rule - Gardener Buchanan St Glasgow 1860
- $1000.00 GBP RARE Antique Potter Poultry London 1851 Parallel Rule Maritime Compass Ebony
- $16.00 GBP 12 inch Ebony & Brass Parallel Rule Maritime Navigators & Surveyors Ruler C19th
- $28.50 GBP Parallel Rule Marine Navigation ebony brass 19th century nautical Antique
- $18.00 GBP Vintage Capt. Field's Parallel Rule - made for Captain O.M. Watts Ltd london
- $18.00 GBP Vintage 15 inch wood/brass Parallel Rule Maritime Navigators/Surveyors Rule
- $85.00 GBP Vintage Royal Navy BHL Navigation Parallel Rolling Rule Maritime Marine Nautical
- $45.00 GBP A Vintage Captain Field's Improved Parallel Rule
- $39.00 GBP H HUGHES & SON PARALLEL RULER Vintage Antique Navigation Rule Ruler Bundle
- $140.00 GBP ANTIQUE BRASS PARALLEL ROLLING NAVIGATIONAL RULE - ARMY & NAVY CSL C1940
- $45.00 GBP Vintage Royal Navy BHL Navigation Parallel Rolling Rule Maritime Marine Nautical
- $45.00 GBP Vintage Royal Navy Navigation Parallel Rolling Rule Maritime Marine Nautical