Golden Age Era Appearances

This includes appearances prior to 1956
(year of Flash (Barry Allen)'s debut in Showcase).

1916

• Sandman (Volume 2) #1 (Captured by Roderick Burgess)

1947

• Sandman (Volume 2) #1 (Cameo)

1955

• Sandman (Volume 2) #1 (Cameo)
  

Silver Age Era Appearances

This includes appearances between/including 1956 and March, 1986
(end of Crisis on Infinite Earths).

1972

• Sandman (Volume 2) #1 (Behind the scenes)

1978

• Sandman (Volume 2) #1 (Behind the scenes)
  

Modern Age era appearances

This includes appearances after/including April, 1986

1982

• Sandman (Volume 2) #1 (Behind the scenes)

1988

• Sandman (Volume 2) #1 (First appearance)
• Sandman (Volume 2) #8
  

Non-Continuity Appearances

This includes all appearances that either take place outside of the established canon continuity, or cannot be accurately placed within chronological context.

• Essential Vertigo: Sandman (Reprint)
• Sandman (Collected Works) (Reprint)