| Coloured indicator in clue on trade ... (7,5) |
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| Signal making the roads less busy? (7,5) |
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| Does it regulate vehicular flow when there are few cars about? (7-5) |
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| Signal to a motorist? |
The Guardian Quick |
12 Aug 2023 |
| *Red, yellow and green circles |
New York Times |
23 Nov 2022 |
| Gives the go ahead for illegal trade with 13 across |
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| Gives the right to drive trade that's insignificant starting off |
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| The Buick stops here presumably for Amber |
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| *It's constantly changing |
Universal |
15 Jun 2019 |
| *It's constantly changing |
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| Amber stops 26 across |
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| Bring in people illegally on plane taking off from Capital - some people will see red when they see this |
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| 1 across is one part of this system for releasing jaguars, for example, by remote control |
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| Vehicle flow controller |
The Times Concise |
11 Sep 2015 |
| Amber can go red when you're in full flow? |
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| Device that signals the ends of 17-, 36- and 58-Across |
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| Where to find the colors in this puzzle |
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| 22-Across sight |
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| Theme of this puzzle |
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