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41
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42
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43
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44
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45
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46
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47
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48
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49
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50
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51
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52
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53
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54by Schelkunoff, S. A. (Sergei Alexander), 1897-Subjects “...Electric waves....”
Published 1960
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55
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56
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57
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58by White, F. W. G. (Frederick William George), 1905-Subjects “...Electromagnetic waves....”
Published 1934
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60