Like competitor MTH Electric Trains, MDK was a large Lionel dealer, and its mail-order ads appeared in magazines such as Model Railroader in the late 1970s.
The model train hobbyists the magazine has profiled over the years include a number of celebrities, including Michael Gross, Rod Johnston (husband of cartoonist Lynn Johnston), Gary Coleman, and Rod Stewart.
Thanks to regular coverage in both Railroad Model Craftsman (of which Koester was editor at the time) and Model Railroader magazines, this is probably the most well-known period of the V&O's operations.
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Sellios' model railroad has become one of the most recognized over the years, with several features in Model Railroader and an episode of Tracks Ahead.
In the mid-1980s, he began a regular monthly column called "Trains of Thought" in the pages of Model Railroader (MR), published by Kalmbach.
In 1992 Richard Kughn and musician Neil Young, an avid model railroader, created Liontech, chartered to develop exclusive new model train control and sound systems.