sentences:  All engines owned by the Hiring Company carried a brass plate giving a reference number, it was a term of the agreement that this plate could not be removed until the final payment had been made and ownership transferred.The scheme was available for both new and second hand Burrell engines and equipment and a considerable proportion of Burrell's output was purchased on these terms.The scheme was extended upon Burrell's entering of the AGE group and several other members of the group offered items for sale through the Hiring Company.