This item is a lovely Raleigh Pattern #2574 Open Sugar Creamer Tray Fostoria Discontinue 1940-1966.  
Sugar Bowl  -  3 inches high and 4 inches wide.
Creamer      -  3 inches high and 4 inches wide. 
Tray            -  7 1/2 inches long and 3 3/4 inches wide.
Made in the USA
Monogram etch W. Has regular wear from age and use. Gently use. A wonderful Set. A lovelyRaleigh Pattern #2574 Open Sugar Creamer Tray Fostoria Discontinue 1940-1966 for your Collection, Display, and Use.