State-level data show the difference in crude oil API gravity in different parts of the country. For example, oil produced in Texas has a relatively broad distribution of API gravities, with most production ranging from 30â50 degrees API. Oil produced in North Dakota tends to be light (less dense).
Margot Frank, Anne's older sister, died of typhus in Belsen at the age of 19 in March 1945 (Exact date unkown).
The Frank family is one of the many Jewish families who are in danger. Margot Frank who is Anne`s sister was called to go to a concentration camp so Otto decided to take the whole family into hiding. The family goes into hiding in the Attic at 263 Prissengraacht.