public supplies, 519.
surface waters of, 444.

table of elevations, 443.
Garrett Park, well at, 436.
Garrison, wells at, 424.

Gas in Wicomico County, 319.
Geology of Maryland, 66.
Geological formations, 67.
Genesee member, 207.
Georgetown, Del., well at, 485.
Germantown, well at, 436.
Glenburnie, wells at, 373.
Glyndon, wells at, 424.

Gold ore, 114.

Good Hope, D. C., well at, 473.

Gorge of Susquehanna, view of, 85.
Gorman, W. Va., wells at, 449.

Gosnell, well at, 430.

Governors, 156.

Graceham, wells at, 442.

Granite, 190, 211.

Granite quarry, view of, 108.

Grantsville, wells at, 449.

Great Falls of Potomac, view of, 85.

Great Falls, well at, 436.

Great Mills, well at, 412.

Great Valley, 91.

Greensboro, wells at, 288.
Greenbrier formation, 208.

Green Spring Valley, well at, 425.
Grubin Neck, wells at, 298.
Gwynnbrook, wells at, 425.

H

Hagerstown, 144, 150, 159.

wells at, 464.

Halfway, well at, 464.
Hamilton, wells at, 357.

Hay, map showing annual production,
128.

Hebron, well at, 322.

Helderburg formation, 205.

Hemlock forest, view of, 131.
Highlandtown, wells at, 362.

Highland Station, well at, 475.
Highways, 60.

Hillsboro, wells at, 288.

Hillsdale, well at, 475.

Homewood, view of, 51.

House of Delegates, 57.

Howard County, artesian waters, 432.
geology of, 431.

public supplies, 516.
shallow wells of, 432.
springs of, 432.

surface waters of, 432.
table of elevations, 431.
wells at, 425.

Howells Point, wells at, 298.

Hudson, well at, 309.

Hulton, wells at, 449.
Hurlock, wells at, 302, 309.
Hyattsville, 159.

wells at, 380, 390.

Icing oysters, view of, 135.
Igneous rocks, 189, 195, 210.

Ilchester, wells at, 425.

Indian Head, wells at, 394, 397.

Indian Springs, wells at, 465.

Iron Hill, well at, 266.

Iron-magnesium rocks, water from, 256.
Iron ores, 109.

Iron production, 140, 161.

Isle of Wight, wells at, 329.

Key, Francis Scott, 55.

Keyser, W. Va., wells at. 458.

Knoxville, wells at. 442.

L

Lake Station, well at, 425.
Langdon, wells at, 475.

La Plata, 153.

Laurel, 159,

well at, 390.

Laurel, Del., well at, 485.
Lauraville, wells at, 357.
Laytonsville, well at, 436.
Legal holidays, 160.

Leitch's Wharf, well at, 404.
Leonardtown, 153.

wells at, 408, 412.

Lewes, Del.. well at, 489.

Libertytown, wells at, 442.

Light Street wharves, view of, 142.

Lime, 114.

Limestones, 112.

Lincoln Park, well at, 390, 475

Lineboro, wells at, 430.

Lisbon, well at, 433.

Live stock statistics, 162.

Lloyds, well at, 309.

Loblolly pine saplings, view of, 130.

Loch Raven, well at, 425.

Lonaconing, 159.

well at, 458.

Lords proprietary, 156.

Loudon formation, 198.

Louisville, well at, 430.

Love Point, wells at, 282, 283.

Luke, well at, 458.

Lumber production, 138.
Lumber statistics, 163.
Lutherville, wells at, 425.

M

McCoy's Ferry, wells at, 465.
McDaniels, wells at, 298.
McKinzie formation, 204.
Machine shop products, 138.
Maddox, well at, 409, 412.
Madison, wells at, 304, 309.

Magothy formation, 215.

Manchester, wells at, 430.

Manufactures, 137.

statistics of, 164.

Marble, 111.

Marble quarry, view of, 107.
Marbles, 193.

Marcellus member, 206.

Mardela Springs, well at, 322.

Marion, well at. 335.

Marlboro, analysis of water from, 379.
wells at, 378, 390.

Marls, 108.

Martinsburg formation, 202.

Martinsburg, well at, 436.

Maryland, agricultural soils of. 116.

area by counties, 159.

area of, 46.

boundaries of. 41.

building stones of, 110, 161.

canning industry of, 137.

charter of, 52.

chrome ore in, 116.

cities of, 141.

clams in, 137.

clays of, 105.
climate of, 99.

coals of, 105.

coastal plain of, 72.

copper in, 116.
counties of, 49.
county seats of, 159.

crab industry in, 136.

crops of, 116.
debt of, 64.

decorative stones of, 110.

diatomaceous earth of, 109.

dimensions of, 46.

dwellings in, 48.

education in, 58.

excursions in, 147.
families in, 48.

farm statistics of, 161.
fauna of, 101.

first settlement of, 52.
flora of. 101.

foreign commerce of, 64.

forests of, 130.

foundry products of, 138.
geological formations in, 67.

geology of, 66.

gold ore in, 114.

government of, 57.

governors of, 156.
history of, 50.

iron and steel production in, 140.
iron ores of, 109.

judiciary of, 57.

legal holidays in, 160.

lime and cement products of, 114.
161.

limestones of, 112.

location of, 41.

lords proprietary of, 156.

lumber and timber production, 138,

163.

machine shop products of, 138.
manufactures of, 137.
marble of, 111.

marls of, 108.

menhaden industry in, 134.
mineral paints of, 110.
mineral resources of, 103.
mineral statistics of, 161.
mineral waters of, 115, 161.

name of, 52.

natural resources of, 102.

oyster industry in, 132.
physiography of, 70.

population at different periods, 48.

population of, 47.

population by counties, 159.
population by towns, 159.
porcelain materials of, 106.
precipitation in, 100.

proprietary governors of, 157.
provincial governors of, 156.
public school pupils in, 58.
public schools in, 58.

railroad enterprise in, 63.
religion in, 57.

religious toleration in, 52.
revenue of, 64.

road material in, 115.
royal governors of, 157.
sands of, 107.
sandstones of, 113.
serpentines of, 113.

shad industry in, 134.

slate of, 113.

soapstone in, 116.

taxation in, 64.

temperatures in. 99.

terrapin in. 137.

tobacco manufacture in, 140.

towns of, 141.

value of school property in, 59.

water products of, 132.

Maryland Line, well at, 425.

Mason and Dixon Line. 41.

Mason and Dixon monument stones,

views of. 45.

Massey, well at, 276,

Matawan formation, 215.

Mathews, Edward B., 171.

Mauch Chunk formation, 208.

Maugansville, well at, 465.

Meadows, well at, 383.

Mean temperatures, map showing, 99.

Melvale, wells at, 355.

Menhaden industry, 134.

Meta-gabbro, 190.

Middle River, wells at, 425.

Packing plant, view of, 134.

Palmer, well at, 412.

Pamunkey group, 217.

Parsonsburg, wells at, 316, 322.

Patapsco formation, 214.

Patuxent formation, 213.

Pearl, well at, 442.

Pearson, wells at, 412.

Peachbottom slate, 189.

Peggy Stewart, burning of, 54.
Pegmatite, 191.

Peneplains, 178, 182.

Peneplains of Appalachians, 94.

Peneplains of Piedmont plateau, 83.

Pen Mar, well at, 465.

Pennsylvanian age, 208.
Peridotite, 190.

Perry Hall, well at, 425.
Phoenix, well at, 425.

Physiographic provinces, map showing,

71.

Redlands, well at, 436.

Reedy Island, Del., well at, 490.
Rehoboth, Del., wells at, 486.
Reisterstown, wells at, 426.
Revenue, 64.

Ridgely, wells at, 288.
Ridgeville, wells at, 430.
Rising Sun, well at, 266.
Road materials, 115, 161.
Robbins, well at, 309.
Rockhall, wells at, 276.
Rocks, wells at, 416.
Rockville, 150, 159.

wells at, 436.

Rogers, wells at, 426.

Roland Park, wells at, 355.
Romney formation, 206.
Royal governors, 157.
Royal Oak, well at, 298.
Ruxton, wells at, 426.

S

St. Elizabeth's Hospital, well at, 476.

St. George's Island, wells on, 412.

St. Inigoes, wells at, 412.

St. Mary's County, artesian waters, 407.

geology of, 406.

shallow wells of, 411.

springs of, 411.

surface waters, 406.

table of elevations, 406.

St. Mary's formation, 219.
St. Michaels, 159.

wells at, 298.
Salisbury, 146, 155, 159.

wells at, 314, 322.

Sand dunes, view of, 73.

Sands, 107.

Sand spit, view of, 73.
Sandstones, 113.

Sandy Run, well at, 449.

Sandy Springs, wells at, 436.

Scaggsville, well at, 433.
Schists, 193.

Seaford, Del., wells at, 485.
Secretary, well at, 309.

Sedimentary rocks, 186, 193, 198.
Selbysport, Md., well at, 449.
Selbysville, Del., wells at, 486.
Serpentine, 113, 190.

Setters quartzite, 187.

Shad industry, 134.

Shady Bower, well at, 465.

Shallow dug wells, discussed, 236.

Sharon, wells at, 416.

Sharpsburg, wells at, 465.

Sharptown, wells at, 322.