Permanent

12

1980s

11

1970s

3

1990s

2

2000s

2

1983

11

1984

8

1975

3

1976

2

1977

2

1978

2

1979

2

1980

2

1981

2

1982

2

1985

2

1986

2

1987

2

1988

2

1989

2

1990

2

1991

2

1992

2

1993

2

1994

2

1995

2

1996

2

1997

2

1998

2

1999

2

2000

2

1972

1

1973

1

1974

1

Photo - Slide

7

Photo - Positive

4

Photo - Negative

1

GSF

7

GSF mbH

3

GSF - Gesellschaft fuer Strahlen und Umweltforschung m.b.H. Muenchen

2

Germany

12

Storage

6

IAEA Bulletin Vol 17/4,5,6

1

GSF

7

GSF mbH

3

GSF - Gesellschaft fuer Strahlen und Umweltforschung m.b.H. Muenchen

2

Color

9

Landscape

10

Portrait

1