Pack consists of a 2 year supply of 4287 barograph charts suitable for Albert barograph and one fibre tip stylus. Charts are calibrated in millibars (950mb/1060mb) and start on Monday. The chart grid is printed in orange, which gives a good contrast to the ink used.
Size: 11 15/16"x3 11/16" (303x94mm)
*Image for illustration purposes only.