Many high-quality journals, such as those from JAM Paper or Waldorf Supplies , use 70 lb acid-free drawing or lined paper to support various ink types.
While usually referring to paper weight, "JDW 70" can also appear in other niche contexts: JRV Decoupage Paper - Mama Bear Blue Jdw 70
Often used for legal documents, letterheads, or corporate reports where a more professional "feel" is required. 3. Alternative Meanings Many high-quality journals, such as those from JAM