§ Mr. GODFREY COLLINSasked the President of the Board of Agriculture the number of years that elapse between the actual revision of the following Ordnance Survey maps, namely, 25 inches to a mile, six inches to a mile, one inch to a mile, two miles to one inch, four miles to one inch, ten miles to one inch, and 15.782 miles to one inch?
§ Mr. RUNCIMANTwenty years elapse between successive revisions of the 25-inch and 6-inch Ordnance maps, fifteen between successive revisions of the 1-inch maps, and not more than fifteen in the case of maps on smaller scales.