I put a AA battery in it and it worked all the way. I did not and will not try to clean anything. This is a nice one for 50+ years old.
I also do not get my items for FREE. The item "VINTAGE Retro ELGIN Mid-Century 28 Sunburst Starburst Clock WORKS FREE SHIPPING" is in sale since Monday, April 30, 2018.
This item is in the category "Collectibles\Clocks\Vintage (1930-69)\Wall". The seller is "swtwtrfan" and is located in Mount Gilead, Ohio. This item can be shipped to United States, Canada.