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I didn’t include this in the original trip report last Fall, as it was a little embarrassing, but thinking back yesterday I got a...

If the ruling pen is obsolete (I still use one on occasion) then these pens are really obsolete. The single nib one is for drawing...

I found out too late about this set that was offered at a local auction. Even though it was quite a bit of money I still feel bad I...

My father in law passed recently so we're in the process of sorting through his stuff. He was an engineer from way back, and learned how...

I am way behind on getting in this thread. It seems I am not alone. In my mind obsolete just means I can afford it, they are still...

This is what a set of ships curves looks like if anyone is curious. Jim

my grandfather's ink well.. keep it on my desk, have to polish it once in a while tho. I'm obsolete now also, so I like to have other...

A wet compass is almost all I have as far as instruments go. I can't even see that when I have a passenger up front.

Well, two opposites, rural north and urban south, give rise and reason for both hope and dejection. Our 2 young grandsons are extremely...

Well, while this pilot always carries not one, but two compasses on canoe trips, the FAA and aircraft manufactures actually do consider...

I'll see your obsolescence and raise you one... Like a fine mechanical watch, it's a pleasure to hold and use. In fact, Minerva used to...

This is Dad's compass set, purchased when he was in college in the late 1940s. I used it during the first part of my own engineering...

Not photos of my father's originals . . . But when I was 12 in 1956, I was communicating with all of you at 5 WPM with this device...

I ran across this old engineer's scale, from my cartographic drafting days. I started hand drafting maps from pencil manuscripts to...

This was my air navigation computer. it is a circular slide rule, among other flight calculation tools. The reverse side is used for...