Possible Clues:

• Thread is line in middle of bulletin
• Type of cotton yarn
• (Fabric woven with) a fine cotton thread
• Extra-strong cotton thread
• Thread of story about school being evacuated
• I sell twisted yarn
• Yarn, or story about rights of business and payroll
• Yarn from the west of Long Island?
• Glove fabric, often
• Thread attaching fringes of lungi and shawl to back of cape