TY - JOUR AB - It may interest our readers who think that test instrument prices are too high to note an interesting cost/wage comparison over forty years that has been sent to us by Sheen Instruments. VL - 20 IS - 10 SN - 0369-9420 DO - 10.1108/eb042876 UR - https://doi.org/10.1108/eb042876 PY - 1991 Y1 - 1991/01/01 TI - Comment T2 - Pigment & Resin Technology PB - MCB UP Ltd SP - 3 EP - 17 Y2 - 2024/09/21 ER -