1 Subjects: “...History of the Americas / bicssc...”

2 Subjects: “...history of teaching...”

3 Subjects: “...history of teaching...”

4 Subjects: “...world history...”

5 Subjects: “...history...”

6 Subjects: “...History of engineering and technology / bicssc...”

7 Subjects: “...History of engineering and technology / bicssc...”

8 Subjects: “...history of science...”

9 Subjects: “...History of engineering and technology / bicssc...”

10 Subjects: “...History of engineering and technology / bicssc...”

11 Subjects: “...History of engineering & technology / bicssc...”

12 Subjects: “...History of engineering and technology / bicssc...”

13 Subjects: “...History of engineering and technology / bicssc...”

14 “... the attempt to destroy any memory of victims, with the aim of erasing them from history. Perpetrators seek...”

15 “... the attempt to destroy any memory of victims, with the aim of erasing them from history. Perpetrators seek...”