What do we call an original historical document?
What do we call an original historical document? Historical documents, also known as primary sources, are most often produced around the time of the events you are…
Read moreHow old are View Masters?
How old are View Masters? It was originally manufactured and sold by Sawyer’s. The View-Master system was introduced in 1939, four years after the advent of Kodachrome…
Read moreHow can I get a free certificate?
How can I get a free certificate? These free certification courses online available on this platform are designed by a leading university. Coursera. Udemy. Edx. LinkedIn Learning….
Read moreDid they churn butter in the 1800s?
Did they churn butter in the 1800s? Well into the 19th century butter was still made from cream that had been allowed to stand and sour naturally….
Read moreAre stamp plate blocks worth anything?
Are stamp plate blocks worth anything? Plate blocks are normally more valuable than regular blocks of stamps because they are usually rarer; there may be only one…
Read more