Nehemia Sirkis [SEP] date of birth
Nehemia Sirkis
Nehemia Sirkis (born 22 March 1932) is an Israeli former sports shooter and firearms designer. 
Background.
Sirkis competed at the 1964 Summer Olympics and the 1968 Summer Olympics. He also competed at the 1966 and 1970 Asian Games. Sirkis was a member of the Israeli national shooting team for 20 years and won the Israeli title seven times during his athletic career. 
In later years, Sirkis became a noted designer of various US and Israeli firearms, including the Detonics Pocket 9 and the "Dan
IWI DAN .338 sniper rifle
The IWI DAN .338 Bolt Action Sniper Rifle is an Israeli bolt action sniper rifle manufactured by Israel Weapons Industries (IWI). It is named after ancient city of Dan. The rifle is chambered for the powerful .338 Lapua Magnum cartridge and its main purpose is long range sniping, and limited anti-material applications as well. The IWI DAN has sub-MOA accuracy at range of 1200 meters.
The rifle was designed by Dr. Nehemia Sirkis with cooperation of the Israel Defense Forces special forces