"So this is Ponyville ..." Tongue Twister mused to herself as she stretched out her legs one at a time after departing the train from Manehattan, "Hopefully the bookstore here will have what I need. I've run through my other sources."
She felt the sun warming her storm cloud grey coat as she stretched her wings straight up, then wiggled the feathers to get the blood circulating properly as she walked along the road before whistling a few notes.
From her saddlebag, one trained rat ran up her back and took his favorite perch atop her head; his lazier brother merely peeked out.
"Okay you two, I know it's been a long trip. I'll make it up to you - later." she stated to them, "But for now, I have some business to conduct. So I need both of you to be on your best behavior - so no leaving my pack ! If you can do it, we'll play in the park."
Ace (the white and chocolate brown rat on her head) squeaked in reply, then scampered back into her saddlebag; the cocoa-colored Deuces merely went back to napping.
After a few moments, she reached the address she was looking for, and walked in.
There were books ! Everywhere ! Five copies (of what looked like first printings) of 'The History of Equestria' - in five different languages on the shelf over there ! Some treatises on mathematics over there ! Philosophical texts from Long Guo over there !
"JACKPOT !" she cheered to herself as she looked for the proprietor.
Upon noticing the tall grey stallion in a pinstripe jacket behind the counter, she asked "Would you happen to have a first edition of 'Hitchhiker's Guide to Equestria' written in Prench ?"