RADIACTIVE DETERMINATION OF PROTACTINIUM SILICEOUS TERRESTRIAL AND METEORITIC MATERIALAnother nice collectible for your consideration. You are looking on one (1) Radioactive Determination of Protactinium In Siliceous Terrestrial and Meteoritic Material. The publication in this product is shown in the scan provided below. It is what most call an off print. When most scientific articles are published in journals, copies are made for the author and sometimes for resale. These copies are usually on better paper and show things like photographs cleaner. This scientific report originally appeared in the Contribution from Rearch Laboratory of Inorganic Chemistry, No. 75. Authored by Robley D. Evans, Jane L. Hastings and Walter C. Schumb. Printed by the Field Musem of Natural History, Chicago, Illinois, as part of its Geological Series. This is Volume VII, No. 5. Paper is in very good condition. It has a library stamp from the Wyoming Historical-Geological Society.Be sure to add me to your favorites list!FREE US shipping. Canada and Mexico $4.00, Elsewhere $6.00. I only accept Pay Pal as payment. To view more magazine/book products, or to just browse related products, click the store link, which will show you my store categories. There you will find the store categories "Books - Magazines" and "Meteorites." Thank you for your interest.