Document creator
Series
Subseries
Record identification
IPN reference number
IPN BU 00888/396 t. 1
Historical reference numbers
3739/I
File description
Title
Teczka personalna tajnego współpracownika pseudonim "Muzyk": Ernest Waldemar Kowalczyk, imię ojca: Zdzisław, ur. 01-01-1946 r. w Pułtusku.
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Registration number
WUSW Ciechanów 5938/1988
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Dates
Starting date
1987
Closing date
1989
Place of storage
Archive branch