I found looking at CVs and cover letters from others was one of the most helpful ways of catalysing my own CV and cover letter development. For example, you may notice similarities between each of the cover letters and how after crafting your first one, you'll be able to make them quicker.
Following on from the CV and cover letter post, here is the CV template and three cover letters I wrote during application season that might help give you some ideas:
Case study PowerPoint template
CV Template + 3 Example Cover Letters for Subscribers
