XIV 



CONTENTS. 



Plate 



XX. 



Plate XXI. 



PLATE XXII. 



Plate XXIII. 



Plate XXIV. 



Plate XXV. 



Plate XXVI. 



Plate XXVII. 



Plate XXVIII. 



Plate XXIX. 



Plate XXXI. 



Plate XXXII. 



Plate XXXIII. 



Plate XXXIV. 



Plate XXXV. 

 Plate XXXVI. 

 Plate XXXVII. 

 Plate XXXVIII. 



Plate 



XXXIX. 



Plate 



XL. 



Plate 



XLI. 



Plate 



XLII. 



PAGE 



Fig. i. Feldspar bank near Woodbridge, 180 



Fig. 2. Black laminated sands and clay near Keas- 



bey, 



Fig. I. Glacial drift on clay, Woodbridge, 184 



Fig. 2. Mass of Raritan clay in glacial drift, 



Fig. 1. A portion of H. Hylton's pit, Palmyra, . .. 200 

 Fig. 2. Pensauken sand over Raritan clay, Pal- 

 myra, 



Fig. 1. Raritan clay and sand, Morris Station, .... 202 



Fig. 2. Erato's bank, Morris Station, 



Fig. 1. Clay on trap rock, Lambertville, 206 



Fig. 2. Rolls for disintegrating clay, 



Fig. 1. Steam-power ring pit, Mountain View, . . . 224 



Fig. 2. Horsepower ring pit, Newton, 



Fig. 1. Molding soft-mud brick by hand, 228 



Fig. 2. Stiff -mud machine with automatic cut-off,. 



Fig. 1. Drying soft-mud brick in an open yard, . . . 232 



Fig. 2. "Hacks" of partially dried soft-mud brick,. 



Fig. I. Scove kiln for burning common brick, .... 240 



Fig. 2. Setting brick in a scove kiln, 



Fig. 1. Updraft common-brick kiln with perma- 

 nent walls, 240 



Fig. 2. Top of same showing the settling which 



has occurred during burning, 



View of Perth Amboy Terra-Cotta Company's 



plant, 274 



Fig. I. Making fireproofing, National Fireproofing 



Company, 278 



Fig. 2. Large excavation for fireproofing clay, .... 



Fig. 1. The works of Henry Maurer & Son, 282 



Fig. 2. The works of the National Fireproofing 



Company, Port Murray, 



Fig. 1. Stiff-mud machine for molding conduits, . 284 

 Fig. 2. Hollow-brick works of John Braislin & 



Son, Crosswicks, 



State School of Ceramics, New Brunswick, 292 



Brickmaking outfit, State School of Ceramics, 294 



W. H. Cutter's clay bank near Woodbridge, 340 



Fig. 1. Brickyards at Little Ferry, 374 



Fig. 2. Clay pit behind the yards, 



View of Mehrhoff Brick Co. clay pits, Little Ferry, 374 

 Fig. 1. S. Graham & Company's brickyard near 



Bordentown, 380 



Fig. 2. Black Raritan clay overlain by gravel, .... 



Fig. 1. Reeve's clay pit, Maple Shade, 384 



Fig. 2. Joseph Martin's clay pit, 



Fig. 1. Hatch & Sons' clay pit, Fish House, 402 



Fig. 2. Eastern Hydraulic Press Brick Company's 

 works, Winslow Junction, 



