The Collaborative International Dictionary of English v.0.48:

Ryder \Ry"der\, n.
   1. A clause added to a document; a rider. See Rider. [Obs.]
      [1913 Webster]

   2. [D. rijder, properly, a rider.] A gold coin of Zealand
      [Netherlands] equal to 14 florins, about $5.60 (ca. 1910).
      [1913 Webster]

U.S. Gazetteer Places (2000):

Ryder, ND -- U.S. city in North Dakota
   Population (2000):    92
   Housing Units (2000): 67
   Land area (2000):     0.325148 sq. miles (0.842129 sq. km)
   Water area (2000):    0.005043 sq. miles (0.013061 sq. km)
   Total area (2000):    0.330191 sq. miles (0.855190 sq. km)
   FIPS code:            69460
   Located within:       North Dakota (ND), FIPS 38
   Location:             47.917309 N, 101.673557 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Ryder, ND
    Ryder