Portland Navigation Protraction 250mm - Blundell Harling 3750 38 Strachan Tinkers Brook Tone

38 Strachan Tinkers Brook Tone River Tribulation Pool Twakerup Brook Twartieterup Twortiwerup Unbap Pool Upper Warren Waighinunderup Brook Warwaberup Gully Weinup Hill Wickham Wilgarrup Bridge Wilgarrup River William Creek Woolgalup Wordimup Pool Yagalup Pool Yerraminnup River Yeticup Swamp Yeticup Lake Jibargup Swamp Wilgarup River Deeside Homestead Six Mile Brook

Locations within this MapAnkabadbirri Bolkdjam Buluhkaduru Gunbatgari District

2 Well Mount Egerton No

Locations within this MapLake Creek Nine Mile Waterhole Old Byrimine Waterhole Bellevue Bore Rosie Creek

Portland Navigation Protraction 250mm - Blundell Harling 3750 38 Strachan Tinkers Brook ToneDouglas type square pattern navigational protractor Can also be used as a simple parallel rule and plotter