Time Travelling with a Hamster, , HarperCollins Publishers, Ross Welford,Gas technology,Fossil fuel technologies, time travel;family;father dad and son;granddad;heart-warming;hero;mystery;adventure;grief;bereavement;bullying,, , United Kingdom, en-GBhttps://www.harpercollins.co.uktime travel;family;father dad and son;granddad;heart-warming;hero;mystery;adventure;grief;bereavement;bullying, [BLURB],[CITY],,books, ebooks, biblet, Book2look