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Hermann Zippel and Carl Bollmann were responsible for the publication of a number of series of botanical educational wall charts between 1876 and 1899 in Germany. Ausländische Kulturpflanzen in farbigen Wandtafeln mit erläuterndem Text ('Exotic crop plants in colourful wall charts with explanatory text') was a volume published at the same ...
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Download as PDF; Printable version; In other projects Wikidata item; Appearance. move to sidebar hide. Wheel stops may refer to: Wheel chocks ... Text is available ...
There are two series of charts, all colour lithographs. One is published between 1892 and (roughly) 1930. It contains both zoological and botanical charts and was published by Frommann & Morian, Darmstadt. Then after WW2 Hagemann took over, designed completely new charts but kept using the brand (then put on the charts as Jung-Koch-Quentell.
Skid marks caused by tires on roads occur when a vehicle wheel stops rolling and slides or spins on the surface of the road. Skid marks can be analyzed to find the maximum and minimum vehicle speed prior to an impact or incident. Skidding can also occur on black ice or diesel deposits on the road and may not leave a mark at all.
Side friction wheels keep the train centered in the track, avoiding derailment. The final set of wheels in the assembly are known as running wheels, road wheels, or tractor wheels. Running wheels are typically the largest set of wheels in the assembly, and roll on the top of the rails. These wheels bear the weight of the train.
Means that a feature of size is at the limit of its size tolerance in the direction that leaves the most material on the part. Thus an internal feature of size (e.g., a hole) at its smallest diameter, or an external feature of size (e.g., a flange) at its biggest thickness. The GD&T symbol for MMC is a circled M.