2dflow11.zip   WIN3: 2D potential flow visualization DEMO
71pro.zip      For land surveyors using HP-71B/SuperSurveyor
dizzy.zip      Land surveyor's cogo & field computer support
hc123d_1.zip   Hydraulic cylinder ind. app. v1.23. Disk 1of2
hc123d_2.zip   Hydraulic cylinder ind. app. v1.23. Disk 2of2
schaef01.zip   Schaeffler diagram (for high alloyed steel)