The pattern is the introduction into Four Seasons series. The series benefits Orenburg State Fine Arts museum, following project.
The series uses traditional Orenburg down shawls method of construction and techniques.
The pattern contains e-book about Orenburg lace method of construction and photo tutorial.
The pattern is charted.

typo found:
detailed chart document. chart set for wide border, chart B2,
stitch 15 row 36 should be empty (for knit stitch), not have ‘v’ symbol.