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CUSIP No. 8166 18 201 Page 12 of 12 Pages
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EXHIBIT 1
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JOINT FILING AGREEMENT
As required by Rule 13d-1(k) of the General Rules and Regulations under
the Securities Exchange Act of 1934, we hereby agree that the statement on
Schedule 13D to which this Agreement is an Exhibit is filed on behalf of each of
us.
IN WITNESS WHEREOF, this Agreement has been executed on behalf of each
of us as of December 4, 2000.
/s/ Gary D. Engle
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Gary D. Engle
AFG HATO ARROW LIMITED PARTNERSHIP
By: AFG Leasing VI Incorporated, its
General Partner
By: /s/ Michael J. Butterfield
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Michael J. Butterfield,
Treasurer
AFG DOVE ARROW LIMITED PARTNERSHIP
By: AFG Leasing VI Incorporated, its
General Partner
By: /s/ Michael J. Butterfield
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Michael J. Butterfield,
Treasurer
AIP/LARKFIELD LIMITED PARTNERSHIP
By: AFG Leasing IV Incorporated, its
General Partner
By: /s/ Michael J. Butterfield
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Michael J. Butterfield,
Treasurer