The samples are either procedural (explaining a user interface), or for API (describing programmatic features).

• Conceptual and Procedural: Relativity Objects (entire chapter) from kCura
• Procedural: Authentication from kCura
• Procedural: Managing user authentication methods from kCura
• NASA: ARTiMIS Flight Planning (REST API) This site will be not publically available after October 15, 2018.
• NASA: VIPERWeb Control Parts Web Inventory System (REST API) This site will be not publically available after September 30, 2018.
• API: Text-to-Speech Overview (Microsoft Speech API 5.4)
• API: ISpVoice::Speak (Microsoft Speech API 5.4)
• API: Automation Overview (Microsoft Speech API 5.4)

These samples explain programming features.

• Sample DLL Code Example (SAPI 5.3)
• Introduction to Microsoft Speech .Net SAPI 5.3
• SALT vs. XML Tags
• Programming SAPI with VB 6
• Programming Approaches for Speech-Enabled Applications (first appeared on MSDN)

These samples explain features for a technical writer audience. 

• Introducing Office Automation to Writing Groups
• Mastering Regular Expressions
• STC (Society of Technical Communication) Houston Articles (A series of columns and book reviews for the Houston chapter of the STC)
• Creating Automation Tools for Writing Teams: A Programmer's Perspective (STC magazine)

These samples appeared in NASA publications.

• Efficiency Through Document Automation. How to make management comfortable with automation.
• The Spark of Innovation: Managing New Ideas.
• Things I'd Change if I Were King. Using Microsoft Word templates correctly.

These examples are books.

• Book: The Secret Life of Word: A Professional Writer's Guide to Microsoft Word Automation
• Book: Introducing Microsoft Kokanee. A Microsoft Speech Recognition development guide.

These samples are interviews or based on interviews.

• Jack Molisani: Making a Six-Figure Income as a Technical Communicator
• Diane Dru Botsford: Getting Started In Movies and Anime
• Tim Ryan: From Dope to Hope
• Daym Drops: A Tale of a Ghetto Grocery Bag
• Vic Mignogna: Captain Kirk Returns As a Gospel Singing Fullmetal Alchemist
• An Interview with Robert Delwood (Puget Sound STC)

These samples are hobby and general interest.

• ASL (Advanced Squad Leader) Starter Kit #2 - Boardgame Review
• Fire in the Lake: Insurgency in Vietnam - Boardgame Review
• Commissioned - Boardgame review (Issue 12, page 80)