The phrase "and samples of a" is correct and usable in written English.
It can be used when referring to examples or instances of something, typically in a context where you are discussing various items or elements related to a subject.
Example: "The report includes data analysis, charts, and samples of a variety of products tested during the study."
Alternatives: "and examples of a" or "as well as samples of a".
The coffers may not be overflowing, but there was contextual modesty in abundance the next afternoon at the Vault, where vendor tables bore pink and purple bottles of Sexiest Fantasies Body Mist, large containers of protein powder for bodybuilders, lacy lingerie and samples of a makeup line called Divine Image Cosmetics ("Get the Look of an Angel").
But this kind of work is as much art as it is science, and samples of a given species may vary so widely that two taxonomists may come to different conclusions.
To add to the allure, Jeremy Fox, renowned for his Michelin-starred vegetarian cooking at Ubuntu in Napa, and who will soon be opening Barnyard in Venice, will help offer samples of Dake's melons at about 11 a.m., and samples of a soup he will make from them from 11 30 a.m. to 1 p.m.
General results: aggregate results drawn from the analysis of data and samples of a group of research participants.
The metagenome bins that were assigned PDMs came from cow rumen, reindeer rumen, manatee gut, Tammar wallaby gut, and termite hindgut samples, and samples of a methylotrophic and a terephthalate-degrading community.
There are repeated allusions to weed and several samples of a 1971 record called "A Child's Garden of Grass: A Pre-Legalization Comedy".
The track fuses hip-hop and neo-soul elements with its melodic rhythm and sample of Jill Scott's "A Long Walk".
The process is simple: authors submit a summary and sample of their book, setting a fundraising goal and campaign duration.
In most cases, I provide them with a template and a sample of a letter, and send them on their way.
Gone Darker combined, to menacing effect, free-jazz and a sample of a freight-train whistle.
But in each gallery, there is a deep and rich sampling of a particular moment in British art.
