This rock is listed as being up to 80 feet tall in Boston Rocks. Hmmm. It faces east. There are no fixed anchors on top. Ice forms near and in this gully during cold stretches.
L->R: A Face various bouldering problems to V5. ice, M2.
B Face A1. Endgame, 6. A2. Easy Off, 4. B. unknown, 9.
C Face C. Easy Corner, 3. D. Quick Step, 8. E. Hair Line, 6.
D Face F. Twist and Crawl Wall, 7. E Face. G. unknown, 8. H. Long Lead, 6. I. Arete, 5. J. unknown, 10+.
From the parking area, go north on a jeep trail. Go right at the 1st fork. Go right at the 2nd fork. Go right at the 3rd fork. Look to the right/east. It will be the northern/further of the 2 crags here.
Per Tim McGivern: you can also just park at the end of Goodyear Ave in Melrose and walk in. You'll see it after about 1 minute of hiking the white blazed cascade trail.