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ONLINE PUBLIC ACCESS CATALOGUE (OPAC)

Irrigation Department

වාරිමාර්ග දෙපාර්තමේන්තුව

நீர்ப்பாசன திணைக்களம்

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Magnetic recording

Begun, S. J.

Magnetic recording - Thermionic products ltd. London 1949 - 242p. Table, fig.

2580

538.1 / BEG
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