Can anyone ID OST receiver PH&R Worcester, Mass on EBay id# 171237145074

[rfkimba]

Dear Telephonists,
Can  anyone identify this OST receiver at the link below. Its ebay item #171237145074

http://www.ebay.com/itm/ANTIQUE-OPEN-TERMINAL-CANDLESTICK-TELEPHONE-RECIEVER-HANDSET-PH-R-WORCESTER-MA-/171237145074

Thanks,
Bob Farber

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EDIT - picture added for posterity. eBay minimum bid asked in a 5 day auction is $299.99

[Sargeguy]

It's an early type Plummer, Ham and Richardson receiver that would have gone on one of their potbelly candlesticks most likely.