MEMOIRS AMERICAN ACADEMY. VOL. X 
PLATE XV. 
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FIG. 14. SCHICKARD. PHOCYLIDES 
FIG. 15. SINUS IRIDUM 
FIG. 16 CLAVIUS. LONGOMONTANUS. TYCHO 
FIG. 17. RIDGES. MARE SERENITATIS 
W 
.H.PICKERING. LUNAR AND HAWAIIAN PHYSICAL FEATURES 
