Primary source
It's called an eyewitness account.
A primary source.
I Want to Hold Your Hand
If you are referring to the record printed on a chart by a seismograph, it is called a seismogram. If you are referring to a hand-written record of the events of an earthquake, this might be referred to as a journal.
it is primary source because primary source means: is an account of an event created by someone who took part in or witnessed an event. or you can say primary source means: first hand account.
scratching
first hand
In study, a first-hand account is commonly known as a primary source.
An eye-witness account.
THUMB
The first world war started because a group called the Black Hand Society {who were serbs} assassinated the Archduke franz Ferdinand {who was in line for the throne of Austria-Hungary} and his wife, Sophie, Duchess of Hohenberg. The person who killed him was called Gavrilo Princip.
Use Yoshi to beat crazy hand first then master hand use his down A in the air.
Accounts of an event recorded after the fact would be a primary source if the information is recorded immediately after the event by eye witnesses.