La 
TARR AND WOODWORTH: CHANGES OF LEVEL AT CAPE ANN. 195 
EXPLANATION OF PLATES. 
PLATE 1. 
Map of Cape Ann. A, bar on the site of old government fort; B, bar mapped in 
Plates 2 and 3; C, planed-off island with rim of beach; D, Beach represented 
in Plates 7 and 8; E, stratified drift indicating wave action; F, Delta; G, 
Whale Cove deposits; H, dunes; I, J, K, stratified deposits in Mill River 
valley ; L, Stage Fort, till-covered fossiliferous (interglacial (%)) beds. 
PLATE 2. 
Contour map of elevated (40 foot) V-shaped bar at Eastern Point, B, Plate 1. 
PLATE 3. 
Contour map of the beach (B) represented on Plate 2. 
PLATE 4. 
Beach (B) at Eastern Point (Plate 1, D), connecting bare rock hills R, R. 
PLATE 5. 
Bare rock ledge (wave stripped?) at Easiarn Point, locking from the beach, Plates 
2and 3. Photograph by J. L. Gardner. 
PLATE 6. 
Open oak forest on the extinct sand dune area of Lanesville. (Locality H on 
Plate 1.) 
PLATE 7. 
Crest of the beach, BB, Plate 4. The low rock hills showing on the extreme left, 
and the swamp in front appearing in the foreground. View from locality V, 
Plate 4. Photograph by J. L. Gardner. 
PLATE 8. 
Cut in the beach at locality C, Plate 4. Photograph by J. L. Gardner. 
VOL, XLII. — No. 4 2 
