I have not cleaned it does show heavy dust. Not sure how or if it works. Any questions please let me know thank you for looking.
The item "Army B-29 Bomber Collins T-47 / ART-13 Military Radio Transmitter Parts Only" is in sale since Sunday, March 17, 2019. This item is in the category "Consumer Electronics\Radio Communication\Ham, Amateur Radio\Ham Radio Receivers". The seller is "usedcarschris" and is located in Billings, Montana. 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, Sweden, South Korea, Indonesia, Taiwan, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Philippines, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Uruguay.