File:5th revision code - final.JPG
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5th_revision_code_-_final.JPG (660 × 529 pixels, file size: 52 KB, MIME type: image/jpeg)
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|current||18:27, 6 August 2020||660 × 529 (52 KB)||Steven||Guide to the location and style of the revision codes of the final OS One Inch Fifth mapping. In this example, the revision code is '8039 M.39 R.39', which indicates that there were 8000 copies of this map, and it was published in 1939. The final section is additional information showing that the last minor revision was in 1939 and roads and railways were correct to 1939.|