imperforate

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The 2nd or 1851 issue, as it is called in the circular, actually consisted of two series, the imperforate and perforate.

From History of the Postage Stamps of the United States of America by Tiffany, John Kerr

The reprinted "Eagle" Carrier's stamp was first sent out perforated 12, the original was, of course, imperforate, and the stamps upon the sheet were separated by colored lines.

From History of the Postage Stamps of the United States of America by Tiffany, John Kerr

We also find all values occurring in an imperforate condition.

From Canada: Its Postage Stamps and Postal Stationery by Howes, Clifton Armstrong

The labels were normally perforated the usual 12, but the same journal for April 13, 1892 reports that a whole sheet had been seen in an imperforate condition.

From Canada: Its Postage Stamps and Postal Stationery by Howes, Clifton Armstrong

The Post Office Department were convinced that no irregularity could have occurred, but finally made an enquiry, and were, of course, compelled to believe the evidence of the existence of imperforate specimens.

From The Stamps of Canada by Poole, Bertram William Henry