300                    THE CLAYS OF WISCONSIN.
Mauston-brick yard,     (seo  Brick Yard, Mixing-clay, 43-46.
Dayton Brick Co.), 170, 171.               for drain tile, 56.
Mayville-brick   yard, see Brick Yard,      necessity for thorough, 46.
Raabe), 149.                               see also Clays.
Meadows, William-referred to, 133.         Moisture-in clays-method of determin-
Medford-brick    yard, (see Brick Yard,     ing, 246, 217.
Fischer), 193.                          Monroe-brick yards-names of, 151.
Menomonie-brick yards, names of, 193,       clay-description of, 151.
194.                                     Monroe County-referred to, 160.
Menomonie Hydraulic Pressed Brick Co. Morey, Arthur, referred to, 150, (see Brick
-referred to, 206.                         Yard, Merrim ic), 150.
Menomonie Hydraulic Pressed Brick Co., Morris, C. S.,-brick    yard of, 70, 71, (see
(see Brick Yard, Menomonie Hydraulic      Brick Yard. Morris), 70, 71.
Pressed Brick Co.). 196-19s.             Morrison Creek-referred to, 218.
Menomonie-referred to, 207, 211.          Moulding-methods of, 48, 49.
Merrill-bri. k yards-names of, 158, 199.    sand, use of, 57, 58.
Merrillan-brick yard, (see Brick   Yard, Moulds-brick-size of, 48.
Robertson), 339, 240.                     wooden-use of, 48.
clay-description of, 239, 240            Mueller, Charles, and Sons, (see Brick
Merrimac Brick    Co., (see Brick Yard,     Yard, Mueller and Sons), 146.
Merrimac), 150.                          Mukwonago River-referred to, 137.
Merrimac-clay of, 38.                     Muskego Lake, referred to, 137.
Meyer, August, (see Brick Yard, Meyer, Neenah-brick yard, (see Brick Yard, Nee-
August), 199.                             nah), 110, 111.
Meyer, Herman, (see Brick Yard, Meyer, Neillsville,- brick yard, (see Brick Yard,
Herman), 180, 181.                          Schoengard), 200, 201.
MeyEr, Mike-(see   Brick  Yard, Meyer,     referred to, 239.
Mike), 18, 169.                         Nelson, H. A.-Brick and Tile Works, 74-76
Mica-chemical composition of, 9.            (see Brick Yard, Nelson, H. A.).
effect on color of clay, 9.              New London-brick yards, names of, 111.
fusibility of, 9.                        New   Ricamond-brick yard, (see Brick
occurrence of, in cla ,, 5, 9.             Yard, Brevold), 201.
Michigan, Lake-extent of during glacial Niesen, Michael-(see Brick Yard, Nie-
times, 3, 35, 36.                          sen , 128, 129.
Michigan-referred to, 134.                North Cape-brick yard, (see Brick Yard,
Miller, Peter, referred to, I3 (see Brick   North Cape Brick and Tile Mfg. Co.), 113,
Yark, Bay City), 0I3, 184-                 114.
Miller, V. V. (see Brick Yard, Miller), 169.  Northern Hydraulic Pressed Brick Co., re-
Milltown-brick   yard, (see Brick Yard,     ferred to, 196, (see Brick Yard, Monom-
Peterson, Lud.), (o.                       onie Hydraulic Pressed Brick Co.).
Milwaukee Brick Company, (se       Brick  Oakfield --brick  yard, (see Brick Yard,
Yard, Milwaukee Brick Co.), 108.           Frenzel), 214.
Milwaukee-brick-selling price, 110.       Oberding, Nicholas-(see Brick Yard, Ober-
brick yards-names of, 103-110.             ding), 202.
clay-description of, 105, 106, 107, 110.  Oconto River-referred to, 135.
Mineralogical composition-see Composi- Odor-estimates of clay based on, 21.
tion, mineralogical.                     Okee-clay of, 38.
Minerals-common in clay-list of, 10, 11.   Oligoclase-composition of, 7.
Mining clays-methods of, 40, 41.           Origin-of clay, 1.
Minisini, Lewis, (see Brick   Yard, Mini-    of Kaolin of Dunn and St. Croix Counties,
sini), 172, 17b.                            38.
Minneapolis-referred to, 194.                of transported clay, 1.
Minnesota,-referred to, 134, 237.         Ornamental brick-( see Brick).
Mishicott brick yard, (see Brick Yard, Orthoclase-composition of, 7.
Mishicott), s5.                          Orton-classification of clays by, 12.
Mississippi River-loess clay near, 39.      Edward, Jr., referred to, 24, 29.
referred to, 3, 161, 17, 183.            Oscaola-brick   yard, (see Brick   Yard,
Mitchell, J.,-referred to, 202.            Englehart), 201.