Supplement, dated July 8, 1998, to the prospectus, dated May 1, 1998
of
Seligman U.S. Government Securities Series (the "Series")
Effective immediately, the following supersedes and replaces the
information contained in the first paragraph set forth in the Series' prospectus
under "Management Services--Portfolio Management."
Gary S. Zeltzer, who joined the Manager as Senior Vice President,
Manager Taxable Fixed Income in March 1998, is Portfolio Manager of the
Series. Mr. Zeltzer is also Portfolio Manager of Seligman Cash Management
Fund, Inc. and the Seligman Cash Management Portfolio and Seligman Bond
Portfolio of Seligman Portfolios, Inc. Prior to joining the Manager, Mr.
Zeltzer was a Group Vice President and Portfolio Manager at Schroder
Capital Management from July 1979 to March 1998.
TXUSGS1-7/98
