Possible Clues:

• It may display the alphabet
• The South has more than enough of such embroidery
• Piece of embroidery done as exercise
• Embroidery specimen seamstresses originally found more than generous
• Sewing practice piece
• Needlework more than enough to occupy sister
• Taster - piece of embroidery
• Piece of embroidery showing skilled needlework
• Start to sew larger piece of embroidery
• One who tries it for embroidery