diff --git a/editions/dev/tiddlers/from Heigele and Jurke/split.recipe b/editions/dev/tiddlers/from Heigele and Jurke/split.recipe
deleted file mode 100644
index d050be8a2..000000000
--- a/editions/dev/tiddlers/from Heigele and Jurke/split.recipe	
+++ /dev/null
@@ -1,111 +0,0 @@
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-tiddler: apptree.svg.tid
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-tiddler: arch.svg.tid
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-tiddler: Caching.tid
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-tiddler: Conclusion.tid
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-tiddler: Data%20Management%20during%20Runtime.tid
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-tiddler: Data%20Persistence.tid
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-tiddler: Data-Storage.tid
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-tiddler: Datamodel.tid
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-tiddler: Deserializer.tid
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-tiddler: Event%20Mechanism.tid
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-tiddler: Extended%20Persistence.tid
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-tiddler: Extending%20the%20Store.tid
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-tiddler: index.svg.tid
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-tiddler: Introduction.tid
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-tiddler: Messages.tid
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-tiddler: Microkernel.tid
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-tiddler: Microkernel%20and%20Datamodel.tid
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-tiddler: Microkernel%20Architecture.tid
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-tiddler: Microkernel%20Description.tid
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-tiddler: Modularization.tid
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-tiddler: Module%20System.tid
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-tiddler: NEW%20NEW%20TOC.tid
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-tiddler: overview.svg.tid
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-tiddler: Parser.tid
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-tiddler: Persist%20data.tid
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-tiddler: rendering.svg.tid
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-tiddler: RootWidget%20and%20Rendering%20Startup.tid
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-tiddler: Saver.tid
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-tiddler: Section%20Overview.tid
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-tiddler: Selective%20Update.tid
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-tiddler: Startup%20Process.tid
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-tiddler: StartupTimeline.png.tid
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-tiddler: Syncadaptor.tid
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-tiddler: System%20Tiddlers.tid
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-tiddler: Table%20of%20Contents.tid
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-tiddler: Tags%20and%20Filter%20Mechanism.tid
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-tiddler: The%20Heart%20of%20TiddlyWiki%20(Boot-Kernel).tid
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-tiddler: The%20Plugin%20and%20Module%20concept.tid
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-tiddler: The%20TiddlyWiki%20data%20management%20concept.tid
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-tiddler: The%20User%20Interface.tid
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-tiddler: Tiddler%20as%20Basic%20Element.tid
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-tiddler: TiddlyWiki.tid
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-tiddler: TiddlyWiki%20-%20A%20quick%20Overview.tid
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-tiddler: TiddlyWiki%20as%20Single%20Page%20Application.tid
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-tiddler: TiddlyWiki%20Core%20Application.tid
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-tiddler: Timeline%20of%20the%20startup%20Process.tid
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-tiddler: Toc.tid
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-tiddler: Transclusion%20and%20TextReference.tid
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-tiddler: UI%20and%20Rendering%20Pipeline.tid
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-tiddler: Using%20Modules%20to%20build%20a%20Single%20File%20Application.tid
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-tiddler: Widgets.tid
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-tiddler: wikimethod%20module%20type.tid
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-tiddler: Wikitext.tid
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-tiddler: WikiText.tid
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-tiddler: WikiText%20Markup.tid
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