WORLD’S SMALLEST, HARDEST CROSSWORD

ACROSS 1. Indian honorific (4) 5. Ventilate (3) 6. Contagious disease of sheep (3) 7. Old Peruvian currency (4) DOWN 2. A coarse linen fabric (4) 3. A cleft (4) 4. Part of the spectrum (abbr) (2) 6. Shout for attention (2)