GA 2440 Kirkalocka 500000 28 Well Paradise Creek Paradise 28 Well Paradise Creek Paradise Well Petts Bore Priathanna Range Bore Salt Springs Creek Tabletop Well Top Bore Walbarune Peak Widgenburn Well Wigemburna Carlthoo Well Davies Well Davis Well Cavalry Gap Well 41 Dam Nobel Dam Nodule Dam Noonan Dams Norman Dam North Burton Tank North Dam North Ewe Dam North Lead Mine North White Feather Mine Nowhere Else Dam Old Canegrass Dam Old Harriet Mine Old Pinjin Old Plough Dam Old Well Old Wild Dog Dam Oldfield Well Olly Dam Olly Swamp Oroya South Mine Our Swamp Our Swamp Dam Outcamp Dams Paddy Dam Parkeston Patch Dam Penglaze Dam Penny Dam Pennys Find Mine Peppertree Dams Perkolilli Perkolilli Dam Philip Dam Pineapple Dam Pinjin Pinjin Hill Pinjin Rockhole Pinnacles Dam Pipeclay Peaks Plains Dam Pooches Dam Presleys Tank Quartz Peak Queen Lapage Mine Queen Margaret Mine Quondong Dam Railway Dam Rainbow Dam Randell Dam Randell Hill Randell Timber Reserve Rattle Dam Red Bluff Gully Red Dam Red Lake Red Peak Flat Reef Dam Reef Four Tank Reef Tank Reidy Swamp Reidys Bankup Dam Relief Hill Relief Well Rest Dam Robinson Mine Rocky Dam Ross Dam Rough Gap Round Dam Round Hill Rowes Dam Rutters Dam Salmon Dam Sampson Dam Sampsons Dam Sardine Dam Sawmill Dams Scotch Star Mine Scottish Lass Well Separation Tank Shallow Dam Share Dam Sheep Dam Sheralee Dam Siding Dam Silica Hill Dam Simplex Hill Slate Dam Slippery Dam Snake Gully Dam Soda Well South Boulder South East Rocks South Gippsland Group South Kalgurlie Mine Spinifex Range Spud Flat Well Stairway Dam Steeple Hill Stoneville Stoney Dam Stumpy Dam Sudden Jerk Sudden Jerk Mine Swamp Dam Swan Lake Tank Dam Tank No This makes GA maps particularly useful for identifying historic features with a contour interval of 20m