Replacement Tube by Reliance Medical fits Littmann® Cardiology III® Stethoscope (All Black) Black Edition : Industrial & Scientific - Amazon.com
Sprague Rappaport Stethoscope Black | MFASCO Health & Safety
Vintage Circa 1960's Hewlett Packard Rappaport-sprague Model 280 Stethoscope With Short Rubber Tubing, Nice Condition Needs New Ear Buds - Etsy Ireland
Top-grade sprague rappaport stethoscope parts For Accurate Monitoring - Alibaba.com
MDF® Instruments Sprague Rappaport Black Stethoscope
Hewlett-Packard Rappaport Sprague Stethoscope - Excellent Condition USA | eBay
HP Hewlett Packard Rappaport Sprague Stethoscope 1990. - Etsy
Hewlett Packard HP Sprague Rappaport stethoscope vintage (rubber tubes are old) | eBay
Rare original HP Rappaport Sprague 280 Stethoscope Parts | #316441421