Curtis Clark in the 'Curtis Clark Ghost Story' is likely the person who either experienced the ghostly events or is the one who first told the story. He could be an ordinary person who had an extraordinary encounter with the supernatural.
Perhaps Nicholas is a local in Manhattan who has a special Christmas every year. He could be someone with a big heart, always spreading Christmas cheer around the neighborhood. He might be a shopkeeper who gives out freebies to kids during the holiday season, or a musician who plays Christmas carols on the street corners.
I'm not sure. Maybe it was inspired by real people or situations, but it might also be completely made up. It depends on the author's creativity and intent.
I'm not sure what novel or work you're referring to, but in some novels, there might be a situation where the character's name has Nicholas in it, which is not necessarily a joke. For example, Nicholas Omandievich Sakhalin was a character name that appeared in A Song of Ice and Fire. If you have a specific novel or work title, I can provide more information.
There are numerous individuals involved in the Fantastic Fiction domain. Melinda Curtis could be a relatively unknown figure, or perhaps she is just starting out in this area. It's also possible that she is known only within a specific subset of Fantastic Fiction, such as a particular series or community. To truly understand who she is, one would need to dig deeper into the Fantastic Fiction world, explore different works, and maybe even reach out to those more familiar with it.
I'm sorry, but I don't actually know the specific 'cucumber curtis' story. It could be a very unique or personal story, or perhaps something very specific to a certain community or family.
I don't know who the author of the 'Curtis Memorial Graphic Novel' is. You might try looking it up in a library catalog or on a book - selling website.