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| Image Name | Width x Height | Size | 
|---|---|---|
| SIA3475.jpg | 640 x 426 | 57K | 
| SIA3475.jpg | 1200 x 797 | 163K | 
| SIA3475.jpg | 5060 x 3358 | 1M | 
Caption
This is a modified version of E.G. Squire's survey plate. In order to better show the features it has been colorized and a distance marker has been added.