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APPENDIX VI
DIAGRAMS 17 TO 18
Red Triangle over as in Diagrams 1 and 1A.
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17. MODIFICATION OF EXISTING SIGN
(Paragraph 46)
(Paragraph 46)
Red Triangle over as in Diagrams I and 1A.
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17A. ARRANGEMENT OF REFLECTING LENSES
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18. NEW SIGN (to be used only in conjunction with Diagram 17)
(Paragraph 47)
(Paragraph 47)
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