Black_Fly's latest activity

Time flies like an arrow. But fruit flies like a banana. :giggle:

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 remember using something like the above instrument in a basic cartography class. Somewhere in the basement I should have some of the...

So here's the manual... And how it sets up... And an example of how it works... Using this planimeter, which measures one square...

I don't know anything obsolete about the old camp gear. Our power was out twice this past week. Pulled out the Coleman stove and...

We have power outages. I use all my old Coleman stuff. About 3 gallons of white gas on hand.

Good point. I have to admit, I have gone back to white gas lantern and stove for car camping. The lantern, because it's quieter than...

Camping is so traditional I kind of like the old stuff. I no longer use candle lanterns. I rarely use a gas or propane lantern except...

Planimeter, able to measure to hundreths of a square inch. It was used by foresters to measure the scaled mapping area of forest stands...

For the five Yukon River races I have been on (both the 440 miler YRQ and 1000 miler Y1K), I planned and plotted the entire route using...

I still have one somewhere. Think I last used it around 1982.

Any obsolete camping equipment?

I went from hand drawing units from stereo pair aerial photo interpretation and USGS topo mapping to using Autodesk AutoCAD and ESRI...

Nice one. I’ve used them many moons ago at work. CAD kinda made them obsolete, although I have a cheap one for trip planning. Set it...

Here’s an analytical stereo plotter, connected to a CAD mapping systems. I was making my living running this on 2nd shift while...