You can find the digitized January 1980 issue, including the "Museum on a Table" section with ESKA-1 patterns, on the JT-Archive .
Modified R-11-CLARK-U with a flat bottom for ground effect efficiency You can find the digitized January 1980 issue,
Specialized modeling sites offer high-resolution vector redraws and scans of the 1980 patterns in RAR or PDF format: Issue No. 1
Detailed drawings and paper model templates for the ESKA-1 were famously published in the Soviet magazine , Issue No. 1, January 1980. You can find the digitized January 1980 issue,