In 1958-9 Fisons introduced a fleet of 45 35t GLW for Ammonia liquor. These were built by Chas Roberts to the newly introduced standard with vacuum brake and 15ft. wheelbase. A further 5 41ton GLW wagons followed in 1965.
FF47357 = M12-7
FF47378 = M12-22
FF47390 = M12-40
FF55408 = M12-48 Fisons Ammonium Nitrate @ Bristol Parkway 80-09-08 � Paul Bartlett w