What is British Rail Class D16/1?
{{Infobox locomotive | name = LMS 10000 & 10001<br>(British Rail class D16/1) | powertype = Diesel-electric | image = Chinley EX 30.jpg | caption = No.10000 at [[Chinley]] | builder = [[London, Midland and Scottish Railway|LMS]] [[Derby Works]] | ordernumber = LMS Lot number 198{{sfnp|Rowledge|1975|p=39}} | builddate = 1947–1948 | totalproduction = 2 | Britishclass= [[Co-Co locomotives|Co-Co]] | uicclass = [[Co′Co′]] | gauge = {{Track gauge|ussg|allk=on}} | wheeldiameter = {{convert|3|ft|6|in|m|3|abbr=on}} | minimumcurve = | wheelbase = {{convert|51|ft|2|in|m|2|abbr=on}} | length = {{convert|61|ft|2|in|m|2|abbr=on}} | width = {{convert|9|ft|3|in|m|2|abbr=on}} | height = {{convert|12|ft|11+1/2|in|m|2|abbr=on}} | locoweight = {{long ton|127|13}} later {{convert|130.65|LT|abbr=on}}{{citation needed|date=December 2013}} | fuelcap = {{convert|815|impgal|abbr=on}} ''main'' {{convert|85|impgal|abbr=on}} ''service'' | primemover = [[English Electric diesel engines|English Electric]] 16SVT Mk I <ref >[[#eng1947|L.M.S Main Line Diesel-Electric Locomotive]] (The Engineer) p.596</ref> | rpmrange = 450 - 750 rpm | transmission = [[Diesel-electric transmission|Diesel electric]] | tractionmotors = [[English Electric|EE]] 519/3B,{{citation needed|date=December 2013}} 6 off | multipleworking = Yes | maxspeed = {{convert|93|mph|abbr=on}} | poweroutput = {{convert|1760|hp|kW|-1|abbr=on}} gross, {{convert|1600|hp|kW|-1|abbr=on}} net | tractiveeffort = {{convert|41400|lbf|abbr=on}} ''max'' | trainbrakes = [[Vacuum brake|Vacuum]] | trainheating = Clarkson [[Steam generator (railroad)|Steam generator]], later replaced by Spanner {{convert|2000|lb}} per hour model{{citation needed|date=December 2013}} | operator = {{unbulleted list|[[London, Midland and Scottish Railway]]|[[British Railways]]}} | operatorclass = BR (ER/NER): D16/1, later 16/8;<br>BR Class 34{{sfnp|Hunt|20