1995.YSI.structures.board
1995.YSI.structures.talk
1995.YSI.sunkhonsu1
1995.YSI.sunkhonsu3
1995.YSI.sunspots.board
1995.YSI.talk
1995.YSI.talk2
1995.YSI.telescopes.talk
1995.YSI.waves.board
1996.YSI.group
1996.YSI.group.tb
1997.YSI - 02
1997.YSI - 04
1997.YSI - 08
1997.YSI - 10
1997.YSI - 25
1997.YSI - 26
1997.YSI - 27
1997.YSI - 30
1997.YSI - 16
1997.YSI - 23
1997.YSI - 32
1997.YSI - 33
1997.YSI - 35
1998.YSI.scan0011
1998.YSI_Box6 - 23
1998.YSI_Tee
1998.YSI_Box6 - 24
1998.YSI_Box6 - 25
1998.YSI_Box6 - 27
1998.YSI.PrintNegatives - 13
1998.YSI.PrintNegatives - 15
1998.YSI.PrintNegatives - 17
1998.YSI.PrintNegatives - 06
1998.YSI.PrintNegatives - 11
1998.YSI.PrintNegatives - 18
1998.YSI_scan0037
1998.YSI.PrintNegatives - 22
1998.Computers - 13
1998.Computers.Box7 - 22
1998.Computers - 17
1998.Computers - 24
1998.Computers - 11
1998.Computers - 04
1998.Computers.Box7 - 24