Texas Tech University Departments | TTUthe years 1872—1874, and for this period his observations of aurora were very fre- quent. Many of his observations made at Medford (near Cambridge)

Page 1 <img data-url='document/texas-tech-university-departments-ttu-the-years-1872a1874-and-for-this-period.html?page=1' data-page='1' class='cut-thumb lazyload' alt='Page 1: Texas Tech University Departments | TTUthe years 1872—1874, and for this period his observations of aurora were very fre- quent. Many of his observations made at Medford (near Cambridge)' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader035.cupdf.com/reader035/viewer/2022071512/6131da361ecc51586944feb4/html5/thumbnails/1.jpg' width='140' height='200' /> Page 2 <img data-url='document/texas-tech-university-departments-ttu-the-years-1872a1874-and-for-this-period.html?page=2' data-page='2' class='cut-thumb lazyload' alt='Page 2: Texas Tech University Departments | TTUthe years 1872—1874, and for this period his observations of aurora were very fre- quent. Many of his observations made at Medford (near Cambridge)' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader035.cupdf.com/reader035/viewer/2022071512/6131da361ecc51586944feb4/html5/thumbnails/2.jpg' width='140' height='200' /> Page 3 <img data-url='document/texas-tech-university-departments-ttu-the-years-1872a1874-and-for-this-period.html?page=3' data-page='3' class='cut-thumb lazyload' alt='Page 3: Texas Tech University Departments | TTUthe years 1872—1874, and for this period his observations of aurora were very fre- quent. Many of his observations made at Medford (near Cambridge)' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader035.cupdf.com/reader035/viewer/2022071512/6131da361ecc51586944feb4/html5/thumbnails/3.jpg' width='140' height='200' /> Page 4 <img data-url='document/texas-tech-university-departments-ttu-the-years-1872a1874-and-for-this-period.html?page=4' data-page='4' class='cut-thumb lazyload' alt='Page 4: Texas Tech University Departments | TTUthe years 1872—1874, and for this period his observations of aurora were very fre- quent. Many of his observations made at Medford (near Cambridge)' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader035.cupdf.com/reader035/viewer/2022071512/6131da361ecc51586944feb4/html5/thumbnails/4.jpg' width='140' height='200' /> Page 5 <img data-url='document/texas-tech-university-departments-ttu-the-years-1872a1874-and-for-this-period.html?page=5' data-page='5' class='cut-thumb lazyload' alt='Page 5: Texas Tech University Departments | TTUthe years 1872—1874, and for this period his observations of aurora were very fre- quent. Many of his observations made at Medford (near Cambridge)' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader035.cupdf.com/reader035/viewer/2022071512/6131da361ecc51586944feb4/html5/thumbnails/5.jpg' width='140' height='200' /> Page 6 <img data-url='document/texas-tech-university-departments-ttu-the-years-1872a1874-and-for-this-period.html?page=6' data-page='6' class='cut-thumb lazyload' alt='Page 6: Texas Tech University Departments | TTUthe years 1872—1874, and for this period his observations of aurora were very fre- quent. Many of his observations made at Medford (near Cambridge)' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader035.cupdf.com/reader035/viewer/2022071512/6131da361ecc51586944feb4/html5/thumbnails/6.jpg' width='140' height='200' />

Texas Tech University Departments | TTUthe years 1872—1874, and for this period his observations of aurora were very fre- quent. Many of his observations made at Medford (near Cambridge)

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