Who and when did the UK decide to use “m” for the mile symbol?

Mike Payne

> On 13 Jul 2016, at 23:20, Stephen Humphreys <barkatf...@hotmail.com> wrote:
> 
> Don’t confuse this with the ‘countdown’ signs that people can see.  On the 
> motorway they’re at 100 yd intervals.  Elsewhere they’re equidistant.
> 
>> On 13 Jul 2016, at 4:33 pm, Martin Vlietstra <vliets...@btinternet.com 
>> <mailto:vliets...@btinternet.com>> wrote:
>> 
>> In addition, marker posts in Northern Ireland are at 110 yard intervals and 
>> are calibrated in miles and chains, while those in England and Wales are at 
>> 100 metre intervals and are calibrated in kilometres.  I believe that 
>> Scottish marker posts are also calibrated in kilometres, but I have not 
>> driven in Scotland for over 30 years, so I cannot comment with certainty. 
>>  
>> From: USMA [mailto:usma-boun...@colostate.edu 
>> <mailto:usma-boun...@colostate.edu>] On Behalf Of Charles Peyto
>> Sent: 13 July 2016 15:42
>> Cc: U.S. Metric Association
>> Subject: [USMA 246] Re: From Queen Elizabeth
>>  
>> Stan, It was probably the other way round. Ireland (though not Northern 
>> Ireland) changed from mph to km/h for speed limits in 2005. They replaced 
>> all of their old UK-style speed limit signs with km/h signs over a few days. 
>> To avoid any confusion, all the new signs had "km/h" shown on them. They 
>> never had any km/h speed limit signs without the units clearly shown on 
>> them. OTOH, their distance signs have been gradually changed over several 
>> years - though, AFAIK, the new ones have the km unit symbol shown somewhere.
>>  
>> Northern Ireland, in common with the rest of the UK, still have mph speed 
>> limits shown on unitless signs and use miles on distance signs - usually 
>> without the unit shown, but using "m" as the abbreviation for miles on some 
>> signs and if the distance is 1/4, 1/3 or 1/2 mile.
>> 
>> -- 
>> C.
>>  
>> On 12 July 2016 at 01:27, Stanislav Jakuba <jakub...@gmail.com 
>> <mailto:jakub...@gmail.com>> wrote:
>> You answered my question. When I was there last (a long time ago) the 
>> distances were in miles, but the speed limits were in km/h. Without the km/h 
>> shown. As a passenger in a car, I was really scared of the speed until the 
>> driver explained this state of affairs. I was like this apparently for years 
>> and nobody seemed bothered.
>> Stan
>>  
>> On Mon, Jul 11, 2016 at 8:11 PM, Carleton MacDonald <carlet...@comcast.net 
>> <mailto:carlet...@comcast.net>> wrote:
>> I rented a car in Ireland in 2009. It was a stick shift, wheel on the right, 
>> drive on the left side of the road. It wasn’t difficult.
>>  
>> We rented the car in Belfast, toured the shipyard where the Titanic and the 
>> Olympic were built, drove to Downpatrick to see St. Patrick’s burial site 
>> (at the Anglican cathedral there), then drove to Dublin. The minute we 
>> crossed the border, I noticed:
>>  
>> The road signs were in both English and Gaelic.
>> Speed limits and distances were in km.
>> I had to find a bank machine to get some euro notes.
>>  
>> Carleton
>>  
>> On 2016-07-11, 17:39, "USMA on behalf of Mark Henschel" 
>> <usma-boun...@colostate.edu <mailto:usma-boun...@colostate.edu> on behalf of 
>> mwhensch...@gmail.com <mailto:mwhensch...@gmail.com>> wrote:
>>  
>> Interesting thing about the British and their roundabouts, and driving on 
>> the left side of the road.  
>>  
>> I was in a car being driven around England a few years back. The driver sits 
>> on the right, but the gear shift is in the left, in the middle of the car. 
>> So since they travel on the opposite side of the road, their roundabouts 
>> turn clockwise,  not counter clockwise as ours do.
>>  
>> So here we are with the driver on the right, her left hand on the gear 
>> shift, right hand on the steering wheel, left foot on the clutch and right 
>> foot on the accelerator, and attempting to go counterclockwise into a 
>> roundabout. All the time looking right and turning left. At least in the USA 
>> we can use our best hand for most of us (right handers) on the gear shift 
>> and just hold the steering wheel with the left hand, look left and turn 
>> right, but I imagine it is a challenge to constantly use your left hand to 
>> shift gears if you are right handed.
>>  
>> Few European cars have automatic transmissions. Even when I rented cars in 
>> Germany, they were usually stick shift but diesel engines. Hmmm. wonder if I 
>> got one of the cars VW cheated on the emissions with?
>>  
>> Mark
>>  
>> On Mon, Jul 11, 2016 at 4:15 PM, John Dunlop <jrdun...@igc.org 
>> <mailto:jrdun...@igc.org>> wrote:
>>> I just received a note from Queen Elizabeth.  She has declared that we are 
>>> flubbing democracy, and therefore, effectively immediately, our 
>>> independence is revoked.  Among the changes she will implement in the 
>>> country formerly known as the USA:
>>> 
>>> 
>>>> 6. All intersections will be replaced with roundabouts, and you will start 
>>>> driving on the left side with immediate effect. At the same time, you will 
>>>> go metric with immediate effect and without the benefit of conversion 
>>>> tables.  Both roundabouts and metrication will help you understand the 
>>>> British sense of humour.
>>> 
>>> John
>>> 
>>> 
>>> John Dunlop
>>> jrdun...@igc.org <mailto:jrdun...@igc.org> personal email
>>> 612-374-2181 <tel:612-374-2181> home phone
>>> 
>>> 
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