This walkthrough covers the simplest way to get a sample up and running on Windows Azure that uses the Blob Storage service. It is not trying to be comprehensive or trying to dive deep in the technology, it just serves as an introduction to how the Windows Azure Blob Storage Service works.
Please take the Quick Lap Around the Tools before doing this walkthrough.
Note: Some of the code is cut off due to formatting however the code for this walkthrough is attached. After you have completed this walkthrough, you will have a Web Role that is a simple ASP.Net Web Application that shows a list of files that are stored and can be downloaded from Blob Storage. You can use the Web Role to add files to Blob storage and make them available in the list.