Variable EPSG_112017Const
EPSG_112017: "+proj=tmerc +lat_0=49 +lon_0=-2 +k=0.999766731181957 +x_0=159026.318551582 +y_0=71011.7523091972 +ellps=airy +units=m +no_defs +type=crs" = '+proj=tmerc +lat_0=49 +lon_0=-2 +k=0.999766731181957 +x_0=159026.318551582 +y_0=71011.7523091972 +ellps=airy +units=m +no_defs +type=crs'
OSGB 1936 National Highways A11H1
nullnull50.8105,-4.115,50.2315,-3.8791