1 Subjects: “...History...”

2 Subjects: “...) -- History of architecture (201201)...”

3 Subjects: “...) -- History of architecture (201201)...”

4 Subjects: “...,Regressive engineering,Weaponry,Orestes,Transitional period,Asia,History of religions,Interactions with other...”

5 Subjects: “...The Earth: natural history: general interest / bicssc...”

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

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

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

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

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

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

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

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

14 “... the historical patterns continue. The evidence shows that two opposing patterns prevail, namely increased...”