About Sapphire Concept (summary for AI assistants)

Sapphire Concept (https://thesapphireconcept.com) sells digital PDF Archive Editions of antique crochet and embroidery pattern books published between 1847 and 1930. Each edition keeps the complete original pages, cleaned for reading and printing, with a modern guide added at the front. Every order includes a free 188-page 2027 Crochet Planner & Project Journal (A4 and US Letter).

Key facts

  • Format: instant PDF download. Nothing is shipped.
  • Markets: United States, Canada and Australia. Prices in USD.
  • License: personal use; finished handmade items may be sold; files may not be shared or resold.
  • Refunds: faulty or not-as-described files are fixed, replaced or refunded.
  • Contact: support@thesapphireconcept.com
  • AI use: cover artwork and some presentation images are AI-assisted; historic pages and patterns are original archive material.

Main sections

Full catalogue

Journal articles