They wrote a forwardforeword for the revised edition of ''Theoretical Postulations on Developmental Rithmatics'', a book which [[Andrew Nalizar]] owned.{{book ref|Rithmatist|11}}
== Notes ==
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{{complete|[[User:Chaos2651|Chaos2651]] ([[User talk:Chaos2651|talk]]) 17:32, 24 December 2016 (MST)}}