'''Date:''' 22 May 1971
'''Revised:''' Revised and reissued 10 November 1974 as a BTB by Flag Mission 1234
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...ange in comm lag, no physically observed change and the PC doing it. (Ref: BTB 12 Sept 63R, "CCHs Data".)
'''Revised:''' 13 October 1975 (revised & reissued as BTB)
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'''Date:''' 30 September 1971
'''Revised:''' Reissued 1 July 1974 as BTB by Flag Mission 1234
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'''Revised:''' 12 October 1975 (revised & reissued as BTB); 3 September 1977 (re-revised: delete a phrase from Step 13, correct an er
'''Cancels:''' (original HCO Bulletin of 30 September 1971 Issue V same title)
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14 KB (2,434 words) - 21:03, 8 February 2026
...im look up.) Repeat this procedure for the other two basic commands. (REF: BTB 2 May 72R Clearing Commands.)</li>
'''Cancels:''' BTB of 30 September 1971R, Issue IX, same title
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10 KB (1,870 words) - 21:08, 8 February 2026
...board with worksheets and make very brief notes during the session.) REF: BTB 2 May 1972R "Clearing Commands".
'''Cancels:''' BTB of 30 September 1971R Issue VIII same title
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{{DISPLAYTITLE:Misc Issue Index 1971}}
* [[Errata - BTB 711009RA Issue VI ''Level IV Process Drills Auditor Drill Series 6RA (MI 71
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387 bytes (48 words) - 18:24, 21 December 2025
'''Revised:''' 21 October 1974 (cancels BTB 5.4.71 I same title)
[[Category:HCOB 1971]]
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