Christian Doppler (1803-1853). Postal stamps issued on Christian Doppler, stamp--Austria 1992 and Doppler Echocardiography Stamp--Fiji 1900.
Pai-Dhungat
J V
JV
Dept. of Medicine, TN Medical College & BYL Nair Ch. Hospital, Mumbai.
Falguni
Parikh
P
D005197:Famous Persons; D049672:History, 19th Century; D006801:Humans; D010678:Philately; D010825:Physics / Q000266:history*; D014463:Ultrasonography / Q000266:history*