What a fun little bibliographic mystery — I love that kind of digging. I don’t have a clear, single publication date for the novel titled '14 Hundred Hours' right away, because that title turns up in a few different forms and contexts and I’ve come across similarly named pieces in various reading lists and catalogues. To give you the precise first-publication date I’d need the author’s name or a bit more context (country, language, cover details, or the publisher). Without that, I can still walk you through how I’d chase down the original publication info and drop a few tips so you can pin it down quickly yourself.
If I were hunting this down myself (and I do this on lazy afternoons when I’m curled up with a cup of tea and a stack of paperbacks), my first stops would be library catalogues and bibliographic hubs. WorldCat is a gem — pop '14 Hundred Hours' into it and filter by earliest publication date or by language; the search results usually show first-edition records with publisher and year. The Library of Congress and the British Library online catalogues are also great for English-language works. If the book was published outside those spheres, check national libraries (Bibliothèque nationale de France, National Diet Library of Japan, National Library of Australia) because they often have authoritative first-publication records. For modern works, the ISBN record can reveal the first edition year, and sites like ISBNdb and publisher pages sometimes include the original release date.
If you prefer community resources, Goodreads and LibraryThing often list first edition years and user-submitted images of title pages or copyright pages, which will show the exact year and sometimes the month. Publisher websites can be direct and definitive if the novel is recent. For older or obscure titles, university library special collections or digitized newspaper/book-review archives can show contemporary announcements and reviews that nail down the publication year. A final trick I use: check book reviews in periodicals from likely years (via JSTOR, ProQuest, or Google News Archive); first reviews often appear within weeks or months of a first edition release.
If you can tell me the author or upload a photo of the cover or title page, I’ll happily track the exact first-publication year for you — I really enjoy these little sleuthing missions. Alternatively, if you meant a similarly named work like 'Fourteen Hundred Hours' or a chapter title inside an anthology, give me that nudge and I’ll zero in. Either way, this is the kind of question that leads to satisfying little discoveries for a quiet reading afternoon, and I’m up for helping you pin it down.