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Vintage Kelvin & Hughes; Brass Maritime 24" Parallel Rule; Made in Great Britain

$ 35.2 $ 21.12

Vintage Maritime Foldable Parallel Ruler

$ 22 $ 13.2

RARE 1800's, C. BAKER LONDON Bone Folding Parallel Drafting Navig. Rule, 6 in.

$ 128.91 $ 77.35

Aston & Mander England Rolling Parallel Rule

$ 95.92 $ 57.55

Nautical Navigation Tool 24" Solid Brass Parallel Ruler Antique, Kelvin&Hughes

$ 132 $ 79.2

VINTAGE MARITIME WOOD RULER 12 PIECE

$ 264 $ 158.4

Weems & Plath 12" Brushed Aluminum Arms Parallel Rule #137

$ 22 $ 13.2

Weems & Plath #145 - 15 Inch (38.1 cm) Parallel Rule

$ 7.92 $ 4.75

Vintage 1947 Kelvin & Hughes British Brass Maritime 24" Parallel Rule

$ 131.34 $ 78.8

Antique 15" H. Hughes & Sons Maritime Navigational Parallel Rule Capt Fields EN

$ 83.6 $ 50.16

Antique Brass Rolling Parallel Ruler, Circa 1875

$ 374 $ 224.4

Weems & Plath 15” 381 mm Value Parallel Ruler # 145 without Protractor Scale New

$ 13.19 $ 7.91

Antique Kelvin Hughes 24" Brass Parallel Ruler Nautical Navigation Tool in Box

$ 197.34 $ 118.4

Vintage C Thru Paraglide Protractor Plotter Model 1451 Nautical Status Ruler

$ 10.56 $ 6.33

Showy Antique Vintage Maritime 24" Parallel Rule of EBONY and BRASS Inv#HK44

$ 110 $ 66

weems & plath bi-rola rule combination plotter

$ 58.08 $ 34.84

ANTIQUE KELVIN AZIMUTH MIRROR INSTRUMENT IN BOX.

$ 289.52 $ 173.71

Instruments, Navigation, Parallel Ruler and Dividers, set

$ 351.99 $ 211.19

Antique Brass Rolling Parallel Ruler, Martin and Co, Antwerp, Circa 1875

$ 435.6 $ 261.36

1800's Ebony & Brass Folding Parallel Drafting Navigational Rule, 9 in. Long

$ 37.4 $ 22.44

Weems & Plath No.141 Parallel Rule With Brushed Aluminum Arms

$ 17.16 $ 10.29

Antique W H Harling London Maritime Parallel Rule drafting tool

$ 36.96 $ 22.17

Antique CAP'T FIELD'S IMPROVED Nautical Drafting Parallel Rule Ship Boat Measure

$ 105.6 $ 63.35

Showy Antique Vintage Esco EBONY Maritime 15" Parallel Rule Navigation Inv#WE02

$ 39.6 $ 23.76

Vintage 15 Inch Acrylic (Plastic Lucite) Clear PARALLEL RULE Made in England

$ 8.75 $ 5.25

nautical navigation PARELLEL

$ 132 $ 79.2

ANTIQUE EBONYWOODEN PARALLEL BEAM NAVIGATION TOOL,BRASS HINGED.

$ 17.6 $ 10.56

Antique Barometer Martin and Co, Antwerp, Circa 1870’s

$ 259.6 $ 155.76

Antique Bakelite Ship's Parallel Rules - Small 8.75" - Mantiques

$ 25.52 $ 15.31

Vintage Kelvin & Hughes British Brass Nautical Navigation 24" Parallel Ruler Q4

$ 52.79 $ 31.67

Vintage ESCO Parallel Ruler for Navigation 15" Original Box

$ 34.32 $ 20.59

Kelvin-White Nautical Brass Navigation Ruler Parallel 18", 360

$ 35.2 $ 21.12

Vintage US Brass Parallel Rule

$ 61.6 $ 36.96

Captain Fields' Pattern - Bar Parallel Rule

$ 26.31 $ 15.78

PARALLEL RULERS

$ 33.43 $ 20.05

18" Aluminum Arms Parallel Rule (Weems & Plath 138)

$ 26.35 $ 15.81

Jewelry Clip Vise Holder w Magnifier Jewel Tool on Base

$ 35.19 $ 21.11

Original Clear Nautical Related Parallel Rule

$ 23.76 $ 14.25

Jewelry Clip Vise Holder Jewel Tool on Base

$ 30.79 $ 18.47

Vintage Nautical Maritime Related Sestrel Clear Parallel Rule Free Shipping!!!!

$ 15.79 $ 9.47

bi-rola rule combination plotter

$ 21.99 $ 13.19

Vintage Mayline Naval Navigation Drafting Parallel Ruler 5501 USA 15”

$ 35.19 $ 21.11

Vintage C-Thru Paraglide Protractor Plotter Nautical Statute Ruler Model #1451

$ 13.19 $ 7.91

Vtg. Mayline Naval Navigation Drafting parallel Ruler Sheboygan, Wis. 18 in.

$ 35.2 $ 21.12

Vintage Esco Parallel Rule Ruler 12" Long Navigation Tool Staedtler Mars 57140B

$ 17.59 $ 10.55

1981 Harry Golub Nautical Plastic Ruler, Nautac

$ 15.79 $ 9.47

Parallel Rule from John E. Hand & Sons Co nautical instruments.

$ 51.92 $ 31.15

Vintage ESCO Parallel Rulers for navigation 15" USED

$ 26.4 $ 15.83

TFB-460 Wooden Case Marine Navigation Parallel Ruler for Boat

$ 77.31 $ 46.39

Vintage WWII British Navy Brass Parallel Rolling Rule &box Maritime Naval 106100

$ 237.59 $ 142.55

Stanley London 2in Ruler

$ 14.24 $ 8.54

Navigational Transparent Folding Parallel Ruler

$ 23.76 $ 14.25

Vintage C Thru Paraglide Protractor Plotter Model 1451 Nautical Status Ruler

$ 8.79 $ 5.27

Doctor Antique Paralllel Rule Appreciation Diploma

$ 11 $ 6.6

Vintage Marine Navigation Parallel Ruler SOUTH WESTERN MARINE FACTORS LTD POOLE

$ 23.76 $ 14.25

Antique Extremely Rare 19th Century Rolling Parallel Rule By John Bliss New York

$ 616 $ 369.6

Marine Ruler Parallel Ruler Nautical Charts Parallel Ruler Mapping Points to Pul

$ 33.42 $ 20.05

Nautical Navigation Tool 24" Brass Parallel Ruler in Box Antique, Kelvin Hughes

$ 255.2 $ 153.11

Vintage C Thru Paraglide Protractor Plotter Model 1451 Nautical Status Ruler

$ 10.56 $ 6.33

bi-rola rule combination plotter

$ 4.39 $ 2.63

Vintage Kelvin & Hughes; Brass Maritime 24" Parallel Rule; Made in Great Britain

$ 35.2 $ 21.12

Nautical Navigation Tool 24" Solid Brass Parallel Ruler Antique, Kelvin&Hughes

$ 132 $ 79.2

Aston & Mander England Rolling Parallel Rule

$ 95.92 $ 57.55

12" Clear Folding Parallel Rule Made In England

$ 10.56 $ 6.33

12" weems & plath parallel ruler

$ 7.04 $ 4.22

Vintage Brass Parallel Chart Rule Ship Maps Navigation Hutchinson 15" In Box

$ 17.55 $ 10.53

Vintage Kelvin & Hughes; Brass Maritime 24" Parallel Rule; Made in Great Britain

$ 35.2 $ 21.12

Vintage C Thru Paraglide Protractor Plotter Model 1451 Nautical Status Ruler

$ 10.56 $ 6.33

12" Clear Folding Parallel Rule Made In England

$ 8.8 $ 5.28

Vintage Kelvin & Hughes; Brass Maritime 24" Parallel Rule; Made in Great Britain

$ 30.8 $ 18.48

Weems & Plath 15” 381 mm Value Parallel Ruler # 145 without Protractor Scale New

$ 13.19 $ 7.91

Weems & Plath 12" Brushed Aluminum Arms Parallel Rule #137

$ 22 $ 13.2

12" weems & plath parallel ruler

$ 6.82 $ 4.09

Aston & Mander England Rolling Parallel Rule

$ 95.92 $ 57.55

Weems & Plath 15” 381 mm Value Parallel Ruler # 145 - Only!

$ 14.05 $ 8.43

Vintage C Thru Paraglide Protractor Plotter Model 1451 Nautical Status Ruler

$ 10.56 $ 6.33

TOOGOO Marine Ruler Parallel Ruler Nautical Charts Parallel Ruler Mapping Poi...

$ 29 $ 17.4

Vintage Brass Parallel Chart Rule Ship Maps Navigation Hutchinson 15" In Box

$ 17.55 $ 10.53

Vintage Black Mayline Naval Navigation Drafting Parallel Ruler USA 18” PRE-OWNED

$ 0.87 $ 0.52

Vintage Nautical Marine Ship Scale Winsor & Newton Made In England 1945

$ 484 $ 290.39

Marine 21" inch parallel ruler Nautical Charts Parallel Rule Mapping Points

$ 39.51 $ 23.7

Marine Ruler Parallel Ruler Nautical Charts Parallel Ruler Mapping Points to Pul

$ 52.61 $ 31.56

2 Antique QUEEN & Co PHILIA 18" Brass Parallel Slide Ruler Nautical Drafting

$ 219.99 $ 131.99

Vintage Mayline Naval Navigation Drafting Parallel Ruler 5501 USA 15”

$ 0.87 $ 0.52

1800's Ebony & Brass Folding Parallel Drafting Navigational Rule, 6 in. Long

$ 33.88 $ 20.32

1800's NEWMAN + LONDON White Folding Parallel Drafting Navigation Rule, 6 in.

$ 87.95 $ 52.77

ESCO NAVIGATION PARALLEL RULER 15"

$ 26.35 $ 15.81

Vintage ESCO Parallel Ruler Navigation 12" Original Box No. 5501 Engineering

$ 17.59 $ 10.55

Wilfrid O. White Vintage Brass Navigational Parallel Rule Nautical Instrument

$ 61.6 $ 36.96

Antique Capt. Fields Improved Parallel Wood Ruler 20 3/4"

$ 35.2 $ 21.12

vintage parallel navigation 15" ruler w brass accessories West Marine w box

$ 61.6 $ 36.96

Marine Ruler Parallel Ruler Nautical Charts Parallel Ruler Mapping Points to Pul

$ 43.04 $ 25.82

Vintage Set of Staedtler Mars 57140 A,B,C Drawing Curves

$ 13.19 $ 7.91

Weems & Plath 122 ChartKit Plotter with Accessories

$ 83.6 $ 50.16

Antique Large Brass Nautical Instrument by Bliss New York C 19th

$ 308 $ 184.8

Weems & Plath Parallel Plotter 120

$ 11.88 $ 7.12

MARINE NAVIGATION PARALLEL RULER Keuffel & Essex Co. 1915

$ 44 $ 26.4

Chartkit Plotter #122 by Weems & Plath

$ 17.59 $ 10.55

Antique Kelvin Hughes Nautical Navigation Tool 24" Brass Parallel Ruler

$ 69.52 $ 41.71

Vintage C-Thru P-72 Paraglide Protractor Plotter Nautical Statute Ruler #1451 #F

$ 16.18 $ 9.7