#1 Albert Einstein Teaching At Lincoln, The United States' First Historical Black University, 1946

Image credits: Historyinpictures
#2 A Baby Lamb Snuggles Up To A Sleeping Boy, March 16, 1940

Image credits: Historyinpictures
#3 An Officer Halts Traffic To Make Way For A Cat Carrying A Kitten Across The Street, 1925

Image credits: undiscoveredh1story
#4 Three Female Students Walk In The City Of Kabul, Afghanistan, 1972

Image credits: undiscoveredh1story
#5 Mississippi's First Interracial Couple- August 3, 1970

Image credits: ilovehistory115
#6 During The Spanish Flu Of 1918 In California

Image credits: ilovehistory115
#7 The Italian Royal Family, 1905

Image credits: ilovehistory115
#8 Animal Therapy, 1956

Image credits: ilovehistory115
#9 Camberley Kate, A.k.a. Kate Ward, And Her Stray Dogs In England In 1962. She Never Turned A Stray Dog Away, Taking Care Of More Than 600 Dogs In Her Lifetime

Image credits: Historyinpictures
#10 Miss America, 1924

Image credits: Historyinpictures
#11 A Photograph Of A Little Boy Carrying A Newborn Lamb, In Scotland, 1932

Image credits: undiscoveredh1story
#12 Cyclist From Estonia, On A Self-Made Bicycle, 1912

Image credits: undiscoveredh1story
#13 Cats Wait For The Fisherman To Return, Istanbul, 1970s

Image credits: undiscoveredh1story
#14 Roland, A 4,000 Pound Elephant Seal, Getting A Bath From His Handler At The Berlin Zoo. This Photo Was Taken In 1930

Image credits: ilovehistory115
#15 1969: Margaret Hamilton Next To The Navigation Software She And Her Team At Mit Wrote For The Apollo Program

Image credits: ilovehistory115
#16 "Girls In The Windows" Taken By Ormond Gigli In 1960 In NYC. The Building Was Knocked Down The Next Day

Image credits: Historyinpictures
#17 A Man Posing With A Donkey In His Lap, 1910s

Image credits: undiscoveredh1story
#18 Richard White Bull, Oglala Sioux, 1899

Image credits: undiscoveredh1story
#19 Abraham Lincoln's Beloved Mutt Fido, The First Presidential Dog To Be Photographed, 1861

Image credits: ThatsHistory
#20 Victorian Woman Who Never Cut Her Hair, 1860-1900

Image credits: ilovehistory115
#21 An American Soldier Wears A Hand Lettered “War Is Hell” Slogan On His Helmet, Vietnam, 1965

Image credits: ilovehistory115
#22 Portrait Of John Smith, Also Known As The White Wolf, Elderly Native American Chippewa Of Cass Lake, Minnesota, In Traditional Dress, 1914
(Probably born between 1822 and 1826, although presumably as early as 1784; passed in February 6, 1922)

Image credits: ilovehistory115
#23 American Woman Welders During World War II

Image credits: undiscoveredh1story
#24 French Soldiers Passing By A Dog Wearing Googles And Smoking A Pipe, 1915

Image credits: ilovehistory115
#25 The Old Cincinnati Library Before Being Demolished, 1874-1955

Image credits: ilovehistory115
#26 Portrait Of A Filipina/Chinese Woman From The Philippines, 1875 Photo By Francisco Van Camp

Image credits: Historyinpictures
#27 A Dog Holds Onto A Little Boy As He Tries To Retrieve A Ball In A River With His Golf Club, 1920s

Image credits: ThatsHistory
#28 A German Immigrant Girl Waits To Be Processed At Ellis Island - New York, 1926

Image credits: ilovehistory115
#29 Soviet Peasants Listen To The Radio For The First Time, 1928

Image credits: ilovehistory115
#30 A Soldier Shares His Food With Two Dutch Kids, 1945

Image credits: ilovehistory115
#31 Three Young Boys Sit In A Wagon In A Pittsburgh Neighborhood Street, 1920-1930

Image credits: undiscoveredh1story
#32 A Portrait Of Hollow Horn Bear, A Man From The Brule Native American Tribe. 1907

Image credits: undiscoveredh1story
#33 Fred Rogers Performing A "Bedside Solo Show" For 7-Year Old Beth Usher During Her Coma After Undergoing Surgery For "Rasmussen’s Encephalitis" At The John Hopkins Childrens' Hospital In Baltimore, Maryland, 1987

Image credits: ilovehistory115
#34 A Lovely Photo Of A Brother And Sister. I Love Their Fashion And Her Purse! Chicago, 1945

Image credits: undiscoveredh1story
#35 Unbelievably Stunning Couple (Love How Their Hands Are Clasped Together), 1960s

Image credits: undiscoveredh1story
#36 A Mountain Boy Fetches Water From A Spring, Great Smoky Mountains, Sevier County, Tennessee, Ca. 1950

Image credits: undiscoveredh1story
#37 Family Portrait After WW1

Image credits: ilovehistory115