| 003 | : | 3 |
| 008 | : | 8 |
| 040 | : | _ _ |a IN-ChTVA |d IN-ChTVA |
| 100 | : | _ _ |a Shackel , R. G. |d 1892- |q Reginald George Shackel |
| 245 | : | _ _ |a Morse code |b1 learning and practice |c by R. G. Shackel |
| 250 | : | _ _ |a Reprint |
| 260 | : | _ _ |a London |b Longmans Green and Co. Ltd. |c 1941 |
| 300 | : | _ _ |a 64 p. |
| 546 | : | _ _ |a In English |
| 650 | : | _ _ |a Science |v Applied Physics |
| 653 | : | _ _ |a Telegraph code, Applied Physics |
| 850 | : | _ _ |a தமிழ்நாடு ஆவணக்காப்பக நூலகம் - tamiḻnāṭu āvaṇakkāppaka nūlakam |
| 995 | : | _ _ |a TVA_BOK_0033432 |
| barcode | : | TVA_BOK_0033432 |
| book category | : | பேழை |
| cover | : |
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| book | : |