Looking for Tyers’ Arrow

The paper will examine the original marking of the 141st Meridian of Longitude at the month of the River Glenelg by Colonial Surveyor Charles .J Tyers in 1839. This was a first attempt to fix the border between the Province of South Australia and the Territory of New South Wales. The paper will consider the history of Tyers’ original mark (Tyers’ Arrow) and detail a modern day search for it using GPS technology. It will also consider the background, training and subsequent career of Tyers. The paper will address the issue of survival of Tyers’ original mark of his 1839 survey and detail the field investigation to locate it. The paper will reach certain conclusions on the employment of GPS technology in historical survey research and the location of the South Australian - Victorian Harder based on Tyers’ survey. It will also consider the contribution to society by Tyers. The paper will have the basic structure of Introduction, Background, Findings, and A Brief Biography of Charles J Tyers, Conclusion. Acknowledgments and References. It will be illustrated with maps, photographs and Tyers’ original sketches.