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Language peer sets for DDL:
United States↑
United States/1964↑
Designed 1964 ↑
1960s languages ↑
Third generation↑
Early Cold War↑
Genus 2d shape ↑
Specialised Languages ↑
2d shape↑
2d Construct-related↑
Image-related ↑
2d shape/1964↑
2d Construct-related/1964↑
Image-related/1964↑
2d shape/United States↑
2d Construct-related/United States↑
Image-related/United States↑
Specialised Languages ↑
Specialised Languages/1964↑
Specialised Languages/us ↑

DDL(ID:5294/ddl004)

Drawing Descriptive Language 

alternate simple view
Country: United States
Designed 1964
Genus: 2d shape
Sammet category: Specialised Languages

for Drawing Descriptive Language

North American Aicraft drafting language, forerunner of Autodraft
Related languages
APT → DDL   Influence
DDL → AUTODRAFT   Evolution of
References:
  • Smith, O. D. and Harris, H. R. (1965) Smith, O. D. and Harris, H. R. "Autodraft: A language and processor for design and drafting" Abstract Extract: Introduction
          in [ACM/IEEE] (1965) [ACM/IEEE] Proceedings of the SHARE Design Automation Project Annual ACM IEEE Design Automation Conference 1965
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