ለመመዝገብ ከዚያ 1 ደቂቃ ያነሰ ጊዜ ይወስዳል ከዚያም ያልተገደበ ፊልሞችን እና የቴሌቪዥን ርዕሶችን መደሰት ይችላሉ ፡፡
The Wonders of Magnetism 1915 ነፃ ያልተገደበ መዳረሻ
A series of demonstrations that illustrate some of the scientific principles involved in magnetism.
የስራ ጊዜ: 8 ደቂቃዎች
ጥራት: HD
መልቀቅ: Jan 20, 1915
ሀገር: United States of America
ቋንቋ: English, No Language
