Timeless Tools and Treasures
Wilkinson Rutledge engineers caliper rule
Marked T. Wilkinson Improved Rule Higginson Manufr Birmm. 2-fold 24" rule with logarithmic tables and conversion tables for materials and volume. Hand-incised lines and numbers. slide moves easily, Very good condition, has alignment pin. As shown i Rees' The Rule Book pages 147-51. MR1299$ 150.00 |