The two strings could be interpreted as the two figures during the book who get married. The strings overlap briefly, but then go their independent techniques once more. For Kokoda Trial, a single important request was for the designer to work with two photos furnished by Rosemary and Mr. Richardson. https://maplepublishers.com/blog/why-opt-for-self-publishing-is-it-only-for-creative-independence-or-something-more/