Pooleys NM-2 Scale Rule

Pooleys Transparent NNM020 NM-2 Scale Rule (16 INCHES)

Standard UK Flying School Issue. Outside edges respectively read to 110nm in 1:500,000 and to 55nm in 1:250,000. Centre scale converts between Kilometres (KM) 1:500,000 from 0–200km and Statute Miles (SM) 1:500,000 from 0–125nm.

Scales

• 1:250,000
• 1:500,000