Vintage RARE early 1940's Canadian Astatic WR-20 crystal microphone Vintage RARE early 1940's Canadian Astatic WR-20 crystal microphone

UP FOR SALE IS THIS REALLY COOL CANADIAN ASTATIC LIMITED WR 20 CRYSTAL MICROPHONE, IN ORIGINAL UNTESTED CONDITION. THIS MICROPHONE IS A ESTATE ITEM SO WE HAVE NO HISTORY ON THE ITEM, SO THIS ITEM IS SOLD AS IS UNTESTED. PLEASE LOOK CAREFULLY AT MY PICS READ MY FULL DESCRIPTION AND ASK ANY QUESTIONS AS THIS GREAT ITEM IS SOLD AS IS NO RETURNS. CHECK OUT MY EBAY STORE FOR MANY GREAT VINTAGE ITEMS AND YES WE COMBINED SHIPPING TO SAVE YOU MONEY. THANKS FOR LOOKING.