'Until these holes on postage stamps were introduced in the 1850s, stamps had to be cut by hand'
perforations
A CATEGORY FULL OF HOLES: Until these holes on postage stamps were introduced in the 1850s, stamps had to be cut by hand
Until these holes on postage stamps were introduced in the 1850s, stamps had to be cut by hand
Until these holes on postage stamps were introduced in the 1850s, stamps had to be cut by hand
A CATEGORY FULL OF HOLES
perforations
A CATEGORY FULL OF HOLES