for 1957
›
↑
↑
↑
H
?
for 1956
←
for 1957
→
1950s languages
↑
Early Cold War
↑
Second generation
↑
Explore languages searching for category and for year 1957
PRORAB
⊕
1957
↓
↑
⊕
Experimental and other
⊕
Lenigrad languages
⊕
Russian Federation
Leningrad Programming System