Dating bone china
Since many manufacturers specialized in a single type of china, this can help narrow down the possibilities for your china pattern.
According to Collector's Weekly, there are three main types of porcelain, all of which are commonly called "china:" Most fine china features an identification mark that helps to identify the manufacturer of the piece.
While most fine china features identification marks, you may find that some very early pieces do not have backstamps.
Before you can identify the pattern, you need to figure out what kind of china you have.It can help to use a magnifying glass to enlarge the stamp.You can also take a digital photo and then use your computer to enlarge the image.With the increasing use of ceramic marks in the 19th century, a large proportion of English pottery and porcelain can be accurately identified and often dated.'England':- Inclusion of the word 'England' in marks denotes a date after 1891, although some manufacturers (Thomas Elsmore & Sons for example) added the word slightly before this date. It was William Mc Kinley (the 25th president of the USA) who introduced the highly protectionist Mc Kinley Tariff Act of 1890 - this imposed tariffs on many imports (including pottery) in order to make it easier for the American manufacturers to sell their products.