1908 Walter Bitterlich was born in Reutte, Austria. He will invent Variable Plot Sampling, and the...
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![Page 1: 1908 Walter Bitterlich was born in Reutte, Austria. He will invent Variable Plot Sampling, and the Relascope, (among other things).](https://reader030.fdocuments.in/reader030/viewer/2022032802/56649e0b5503460f94af2fcf/html5/thumbnails/1.jpg)
1908 Walter Bitterlich was born in Reutte, Austria.
He will invent Variable Plot Sampling, and the Relascope,
(among other things).
![Page 2: 1908 Walter Bitterlich was born in Reutte, Austria. He will invent Variable Plot Sampling, and the Relascope, (among other things).](https://reader030.fdocuments.in/reader030/viewer/2022032802/56649e0b5503460f94af2fcf/html5/thumbnails/2.jpg)
His father was a well known and well liked forester from the TIROL
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Hunting is his fathers
responsibility, along with forestry - in the valley
holding the imperial hunting lodge.
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Walter was descended from several generations of foresters,
and did practical forestry work in the Tyrolean Alps.
(Hunting, Tirol, 1941)
Heads were mounted on his Salzburg home.
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• Walter served on the Russian Front, (received an Iron Cross, 1st class) encircled twice (one by Russians, once by the US), was wounded, and sent back to Normandy to “recover” …
• just in time for the D-day invasion.
• Even during these years he was inventing.
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He imagined chasing planes with drones
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And planting aerial mines
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His drone – much like the B2 stealth
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A top view of the drone
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They are to attack the sound of the plane
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Sensor hexagons will locate the sound
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Sound location by rings of Hexagons
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The war bureaucracy delays – of course
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Walter’s hexagons are later applied to trees
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Blue trees change size and become an average (red) size,
with average areas around them.
From his book The Relascope Idea
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Tenneck 1946 (Father) Zell am See 1949 (Son)
Walter the Athlete, and his son
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The Ice Dancer, ages 70-95
At age 95 he could no longer
lie to the potential
partners about his age
(as if he would ever fall …)
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Walter Bitterlich: (1953)
The Thinker
who produced “Variable Plot”
or “Angle-Count” Sampling.
I met him in 1970
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A fictional account of his life as “Forestmeister
Gibrect”
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Walter’s book belittles measuring every tree, which
he had to do.
He wanted to sample.
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Walter’s personal
Permanent Sample Plot
in the middle of Salzburg.
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(Bell, Hesske, Iles, Bitterlich - 1988)
His 80th birthday, at the field site of his first work
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80th birthday, in 1988, his 3 Relascopes
CIF print
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(1988) Walter – the alps (Blühnbachtal)
Karl Pacher, Ilse und Walter Bitterlich
Ilse
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Above the Blünbach Valley - site of Emperor’s hunting lodge
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Salzburg Castle, near the Bitterlich home
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Equation : Basal area = count (on house)
Now being removed.
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Stag Heads are gone too.
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His friend Benno Hesske, who manufactures the Relascope
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From HesskeThe view from Benno’s Home
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Bitterlich’s Workshop,
after he moved to Reutte
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Tools
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BAIRegression using an analogue device
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His famous target for
Angle-count sampling
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The evolution of the Relascope
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Dave Bruce, who invented the wedge prism, with the original wooden Relascope.
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An optical fork – reading diameters at unknown distances, at any angle – later removed.
Read DBH
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Dave Bruce, who invented the wedge prism, with the original wooden Relascope.
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The modern wide-scale Relasope
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Painting draft,
expanding VP Sampling
into 3 dimensions,
(direct volume)
Kitamura (1st) and Iles (later)
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Final CH painting,
by Bitterlich,in forest museum
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The 4th dimension (for growth over time)“Critical Increment” (PSPs)
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Critical Height model
Patented teaching demonstration for Angle-count sampling, Critical Height Sampling, and the Iles method (growth over time).
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Walters corner of the Forest Museum, Reutte
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• Walter dies 10 days before his 100th birthday …
Matisse and Monet were still painting in Paris at his birth.
He has witnessed the beginning of : The age of radio, television, automobiles, air travel.
The space age, The jazz age.
2 world wars (losing side), 1 depression.
The calculator (and computer).
The end of Fixed Plot Sampling. ( thank God !! )
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He is buried in Reutte, Austria
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Bitterlich family Brunch, before funeral
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Daughter Helga Bitterlich, and sons
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Reutte, Feb 19, 2008 (his birthday)
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3 of Walter’s 4 Children, at his birthplace in Reutte
Salzburg marble
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• Returning to Canada
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Kim’s Library
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My favorite Photo
Kim, sitting at the feet of
Walter Bitterlich.
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Stop by for a glass of sherry sometime …
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Walter Bitterlich
1908 – 2008
99.97% completion rate on one
century.
He was an original
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End