The most notable Nashorn ace was platoon commander of 1st company of sPzJagAbt 519, Junior Lieutenant Albert Ernst. He later commanded the 1st company of sPzJagAbt 512 (equipped with Jagdtigers). On December 23rd of 1943, he destroyed some 14 Soviet tanks in a single day using only 21 round of ammunition. The engagement took place near Vitebsk and Albert Ernst received a nickname "Tiger of Vitebsk". In December of 1943, Ernst destroyed total of 19 enemy tanks and on January 22nd of 1944, he was awarded the Knight's Cross.

http://www.achtungpanzer.com/pz2.htm

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