"Bonanza" Michael Landon in "Hound Dog" 1965

"Bonanza" Dan Blocker in "Ponderosa Birdman" 1965

"Bonanza" Michael Landon, Guy Stockwell in "Invention of a Gunslinger" 1964

"Bonanza" Dan Blocker, Lorne Greene circa 1964

"Bonanza" Michael Landon, Pernell Roberts, Dan Blocker circa 1964

"Bonanza" Lorne Greene, Pernell Roberts circa 1964

"Bonanza" Michael Landon, Lorne Greene, Dan Blocker circa 1961

Lorne Greene, Michael Landon, Dan Blocker, and David Canary in Bonanza (1959)

Lorne Greene, Michael Landon, Dan Blocker, David Canary, and Bing Russell in Bonanza (1959)

Lorne Greene, Jan Sterling, and David Macklin in Bonanza (1959)

Dan Blocker and Pernell Roberts in Bonanza (1959)

Michael Landon, Stella Stevens, and Kenneth MacKenna in Bonanza (1959)

Nancy Deale and Pernell Roberts in Bonanza (1959)

Michael Landon and Patricia Medina in Bonanza (1959)

Lorne Greene, Michael Landon, and Dan Blocker in Bonanza (1959)

Hazel Court and Pernell Roberts in Bonanza (1959)

Lorne Greene, Whitney Blake, and William Pullen in Bonanza (1959)

Howard Duff, Dorothy Green, and John Litel in Bonanza (1959)

Michael Landon and Pernell Roberts in Bonanza (1959)

Lorne Greene, Michael Landon, Dan Blocker, and Pernell Roberts in Bonanza (1959)