perforations
It was difficult for the postman to see the red cancellations on the black stamps. The red ink was not permanent and could be washed off, leading to re-use and fraud. The post office switched to red design with black cancellations that couldn't be washed off.
It was black and it cost One Penny, that is why it is called the Penny Black.
Penny Black - film - was created in 2013.
The first stamp was the One Penny Black. And it was black in color. It was soon change to red to allow the cancellations to show more clearly.
The Penny Black was invented in the year 1840 in memory of QUEEN VICTORIA
A Canada two-penny black is an old, Canadian postage stamp.
King Offa of Mercia was responsible for introducing the Penny in about 785 AD. This first British Penny was probably modelled on the equivalent Roman coin, the "denarius" from which it took the symbol "d" in the predecimal currency.
A black penny you can buy it some where like a pawn shop or just some where that sells antiques.
Red and black
Red Hot Penny Shares are used for stock market investments. The downside of Red Hot Penny Shares, is that when one buys them needs to sell them right away, they usually make a loss.
In Great Britain, the stamps were 1 cent. In the US postage was 5 cents for the first half ounce. They weren't available in the US for several years after that before they were issued.
The One Penny Black cost one penny. Anyone could go to the post office and buy a stamp.