Description: A 1936 exchange of letters about the prickly porcupine preserves both a contemporary scientific debate and the wit and wisdom of a young Utah girl with a beloved pet.
Description: Science Service photographs, while having good identifying information, can still be helped by the cybercommunity to fill in some of the mission information.
Description: A previously unpublished photograph, from the Science Service "morgue" files in Accession 90-105, shows two Nobel laureate physicists, Anton Lorentz and Albert Einstein, in 1926.