The bottom says Melford M610. Melford was a name used by the Wallace Co.
Height to top of lid is: 11 & 1/4. Width handle to spout is: 7 & 3/4. Width without handle is: 5 & 1/5. Narrows down to about 3 & 1/2. Base measures 4 & 1/2.Lid is 2 & 1/4 wide. Weighs 2 & 1/4 lbs.
3 pieces: shaker, lid & spout cover. The item "Vintage Pre-owned Silverplate Melford Cocktail Shaker" is in sale since Monday, June 15, 2020. This item is in the category "Home & Garden\Kitchen, Dining & Bar\Bar Tools & Accessories\Cocktail Shakers & Bar Sets". The seller is "justus2folks" and is located in Forest Hills, New York.This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay, Russian federation.