On 03/03/2013 01:21 PM, dwight elvey wrote:
Never take your Picket slide rule to the
beach!Dwight
...and never lube your Versalog with cornstarch. On a humid day, it can
slow down calculation considerably.
Iwould also avoid 'lubricating' it with isocyano acrylic
hydro-copolymerising adhesive...