diff --git a/Demos/Demo33/ThrdDemo.dpr b/Demos/Demo33/ThrdDemo.dpr
deleted file mode 100644
index 9e202ad1..00000000
--- a/Demos/Demo33/ThrdDemo.dpr
+++ /dev/null
@@ -1,15 +0,0 @@
-program ThrdDemo;
-
-uses
-  Forms,
-  SortThds in 'SortThds.pas',
-  ThSort in 'ThSort.pas' {ThreadSortForm};
-
-{$R *.res}
-
-begin
-  Application.Initialize;
-  Application.MainFormOnTaskbar := True;
-  Application.CreateForm(TThreadSortForm, ThreadSortForm);
-  Application.Run;
-end.
diff --git a/Demos/Demo33/ThrdDemo.dproj b/Demos/Demo33/ThrdDemo.dproj
deleted file mode 100644
index b59aa1ee..00000000
--- a/Demos/Demo33/ThrdDemo.dproj
+++ /dev/null
@@ -1,195 +0,0 @@
-<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-    <PropertyGroup>
-        <ProjectGuid>{9e78092e-5a16-44b9-97bf-b879c252b4ba}</ProjectGuid>
-        <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-        <DCC_DCCCompiler>DCC32</DCC_DCCCompiler>
-        <DCC_DependencyCheckOutputName>ThrdDemo.exe</DCC_DependencyCheckOutputName>
-        <MainSource>ThrdDemo.dpr</MainSource>
-        <ProjectVersion>18.4</ProjectVersion>
-        <Config Condition="'$(Config)'==''">Debug</Config>
-        <FrameworkType>VCL</FrameworkType>
-        <Base>True</Base>
-        <Platform Condition="'$(Platform)'==''">Win64</Platform>
-        <TargetedPlatforms>3</TargetedPlatforms>
-        <AppType>Application</AppType>
-    </PropertyGroup>
-    <PropertyGroup Condition="'$(Config)'=='Base' or '$(Base)'!=''">
-        <Base>true</Base>
-    </PropertyGroup>
-    <PropertyGroup Condition="('$(Platform)'=='Win32' and '$(Base)'=='true') or '$(Base_Win32)'!=''">
-        <Base_Win32>true</Base_Win32>
-        <CfgParent>Base</CfgParent>
-        <Base>true</Base>
-    </PropertyGroup>
-    <PropertyGroup Condition="('$(Platform)'=='Win64' and '$(Base)'=='true') or '$(Base_Win64)'!=''">
-        <Base_Win64>true</Base_Win64>
-        <CfgParent>Base</CfgParent>
-        <Base>true</Base>
-    </PropertyGroup>
-    <PropertyGroup Condition="'$(Config)'=='Release' or '$(Cfg_1)'!=''">
-        <Cfg_1>true</Cfg_1>
-        <CfgParent>Base</CfgParent>
-        <Base>true</Base>
-    </PropertyGroup>
-    <PropertyGroup Condition="('$(Platform)'=='Win32' and '$(Cfg_1)'=='true') or '$(Cfg_1_Win32)'!=''">
-        <Cfg_1_Win32>true</Cfg_1_Win32>
-        <CfgParent>Cfg_1</CfgParent>
-        <Cfg_1>true</Cfg_1>
-        <Base>true</Base>
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-        <Cfg_1_Win64>true</Cfg_1_Win64>
-        <CfgParent>Cfg_1</CfgParent>
-        <Cfg_1>true</Cfg_1>
-        <Base>true</Base>
-    </PropertyGroup>
-    <PropertyGroup Condition="'$(Config)'=='Debug' or '$(Cfg_2)'!=''">
-        <Cfg_2>true</Cfg_2>
-        <CfgParent>Base</CfgParent>
-        <Base>true</Base>
-    </PropertyGroup>
-    <PropertyGroup Condition="('$(Platform)'=='Win32' and '$(Cfg_2)'=='true') or '$(Cfg_2_Win32)'!=''">
-        <Cfg_2_Win32>true</Cfg_2_Win32>
-        <CfgParent>Cfg_2</CfgParent>
-        <Cfg_2>true</Cfg_2>
-        <Base>true</Base>
-    </PropertyGroup>
-    <PropertyGroup Condition="('$(Platform)'=='Win64' and '$(Cfg_2)'=='true') or '$(Cfg_2_Win64)'!=''">
-        <Cfg_2_Win64>true</Cfg_2_Win64>
-        <CfgParent>Cfg_2</CfgParent>
-        <Cfg_2>true</Cfg_2>
-        <Base>true</Base>
-    </PropertyGroup>
-    <PropertyGroup Condition="'$(Base)'!=''">
-        <DCC_DependencyCheckOutputName>ThrdDemo.exe</DCC_DependencyCheckOutputName>
-        <SanitizedProjectName>ThrdDemo</SanitizedProjectName>
-        <DCC_Namespace>Vcl;Vcl.Imaging;Vcl.Touch;Vcl.Samples;Vcl.Shell;System;Xml;Data;Datasnap;Web;Soap;Winapi;$(DCC_Namespace)</DCC_Namespace>
-        <VerInfo_Locale>1049</VerInfo_Locale>
-        <VerInfo_Keys>CompanyName=;FileDescription=;FileVersion=1.0.0.0;InternalName=;LegalCopyright=;LegalTrademarks=;OriginalFilename=;ProductName=;ProductVersion=1.0.0.0;Comments=</VerInfo_Keys>
-    </PropertyGroup>
-    <PropertyGroup Condition="'$(Base_Win32)'!=''">
-        <DCC_Namespace>Winapi;System.Win;Data.Win;Datasnap.Win;Web.Win;Soap.Win;Xml.Win;Bde;$(DCC_Namespace)</DCC_Namespace>
-        <BT_BuildType>Debug</BT_BuildType>
-        <VerInfo_IncludeVerInfo>true</VerInfo_IncludeVerInfo>
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-        <VerInfo_Locale>1033</VerInfo_Locale>
-        <Manifest_File>$(BDS)\bin\default_app.manifest</Manifest_File>
-        <Icon_MainIcon>ThrdDemo_Icon.ico</Icon_MainIcon>
-        <AppEnableRuntimeThemes>true</AppEnableRuntimeThemes>
-        <UWP_DelphiLogo44>$(BDS)\bin\Artwork\Windows\UWP\delphi_UwpDefault_44.png</UWP_DelphiLogo44>
-        <UWP_DelphiLogo150>$(BDS)\bin\Artwork\Windows\UWP\delphi_UwpDefault_150.png</UWP_DelphiLogo150>
-    </PropertyGroup>
-    <PropertyGroup Condition="'$(Base_Win64)'!=''">
-        <Manifest_File>$(BDS)\bin\default_app.manifest</Manifest_File>
-        <Icon_MainIcon>ThrdDemo_Icon.ico</Icon_MainIcon>
-        <AppEnableRuntimeThemes>true</AppEnableRuntimeThemes>
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-        <DCC_Namespace>System.Win;Data.Win;Datasnap.Win;Web.Win;Soap.Win;Xml.Win;$(DCC_Namespace)</DCC_Namespace>
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-    <PropertyGroup Condition="'$(Cfg_1)'!=''">
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-        <DCC_DebugInformation>0</DCC_DebugInformation>
-        <DCC_LocalDebugSymbols>False</DCC_LocalDebugSymbols>
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-        <AppEnableRuntimeThemes>true</AppEnableRuntimeThemes>
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-        <DCC_ResourcePath>C:\Users\alex\python4delphi-read-only\PythonForDelphi\Components\Sources\Core;$(DCC_ResourcePath)</DCC_ResourcePath>
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-        <AppEnableHighDPI>true</AppEnableHighDPI>
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-    <ProjectExtensions>
-        <Borland.Personality>Delphi.Personality.12</Borland.Personality>
-        <Borland.ProjectType/>
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-                    <VersionInfoKeys Name="Comments"/>
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-</Project>
diff --git a/Demos/Demo33/ThrdDemo.res b/Demos/Demo33/ThrdDemo.res
deleted file mode 100644
index 7bc2fd30..00000000
Binary files a/Demos/Demo33/ThrdDemo.res and /dev/null differ