- $287.85 GBP 1940's NAUTICAL MEMORABILIA CASED PARALLEL RULE, TEAK WOOD & BRASS, ROORKEE
- $150.00 GBP Brass Parallel Rolling Nautical Navigation Ruler
- $17.99 GBP Antique 9 in. Wood and Brass Parallel Rule with Brass / Steel Dividers by W&HC
- $22.99 GBP MILITARY - Capt Field's Improved - Parallel ruler - Broad Arrow 13/88 - 1920s?
- $16.00 GBP 12 inch Ebony & Brass Parallel Rule Maritime Navigators & Surveyors Ruler C19th
- $29.99 GBP VINTAGE CAPTAIN FIELD’S IMPROVED PARALLEL RULE 1944
- $12.99 GBP Nautical Ruler Capt. Fields South Western Marine Factors Poole England
- $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
- $12.00 GBP Vintage 18" Parallel Rule, Nautical Maritime in Mahogany & Brass
- $39.00 GBP H HUGHES & SON PARALLEL RULER Vintage Antique Navigation Rule Ruler Bundle
- $395.00 GBP Royal Navy Brass Rolling Ruler George Lee & Son, The Hard Portsmouth
- $20.00 GBP 15"ROSEWOOD SHIPS NAVIGATION PARALLEL RULE
- $18.00 GBP Vintage Capt. Field's Parallel Rule - made for Captain O.M. Watts Ltd london
- $25.00 GBP MILITARY - Capt Field's Improved - Parallel ruler - Broad Arrow 13/88 - 1920s?
- $9.99 GBP EBONISED BRASS MILITARY PARALLEL RULE DRAFTING TOOL MARKED 13/89 CROWS 1963
- $29.99 GBP VINTAGE ASTON & MANDER NAUTICAL CAPTAIN FIELD’S IMPROVED PARALLEL RULE 1944
- $12.00 GBP Vintage Wooden Parallel Nautical Rule Antique 15” Un Branded lovely patina
- $18.00 GBP Vintage 15 inch wood/brass Parallel Rule Maritime Navigators/Surveyors Rule
- $85.00 GBP Rare 1940s Maritime Nautical Parallel Rule by Kelvin Hughes
- $45.00 GBP A Vintage Captain Field's Improved Parallel Rule
- $28.50 GBP Parallel Rule Marine Navigation ebony brass 19th century nautical Antique
- $125.00 GBP Antique Universal Wood Work Comp Brass Rolling Map Parallel Rule Field Military
- $85.00 GBP Vintage Royal Navy BHL Navigation Parallel Rolling Rule Maritime Marine Nautical
- $8.00 GBP 350mm NAVIGATION MARITIME PARALLEL RULE. PERSPEX ACRYLIC
- $25.00 GBP Capt. Field’s Improved Boxwood & Brass Parallel Map Ruler - 18"
- $29.99 GBP Antique Georgian Ebony & Brass Navigational Mariners Cartography Parallel Rule
- $75.00 GBP ANTIQUE BRASS PARALLEL ROLLING NAVIGATIONAL RULE - ARMY & NAVY CSL C1940
- $45.00 GBP Vintage Royal Navy Navigation Parallel Rolling Rule Maritime Marine Nautical
- $45.00 GBP Vintage Royal Navy BHL Navigation Parallel Rolling Rule Maritime Marine Nautical