Puckerings has dated this piece to the 1940s.
and "Made In England".

William Adams Inc. of both Birmingham UK and New York; founded in 1865 by William Adams. Much of its production was exported, especially to the United States. Later the business was purchased by Henry Jenkins & Sons Ltd. Trademarks were registered in the U.S. in 1932 and 1950.
Excellent condition measuring 5" spout to handle x 3" x 5 3/4" tall; the spoon measures 10 1/2" in length.
Item: 44104
FREE Worldwide Registered Airmail Directly From the UK
Puckerings has dated this piece to the 1940s.
A quality online collection of fine english antique smalls with free worldwide shipping from london, england
You can view the stock and full dealer information on the Puckerings Profile Page