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Blundell Rules Limited Academy 301

• Type: Simplex
• Size: 11 / 10 inches = 28 / 25 cm
• Material: Plastic
• Scales:
  • inch K A [ B CI C ] D L cm
• HvH: none, like 2922 but add inch and cm scales

A beginner's rule from BRL. The right-hand end of the rule is cut square, but the left hand end is cut at what may be considered a jaunty angle. Or maybe just enough of an angle to remind you you have the slide in backwards.