A list of where to find the right index cards and the information in them. Spoilers.
 
 

Australia

1980 – Hand (OS 633/75, OS 385/14)
 
1980 – Houghton (OS 633/75, OS 802/84)
 
1980 – Nugan (OS 109/72, OS 633/75)
 
 
 

Europe

1978 – Wilson (OS 161/15, OS 615/53)
 
 
 

Middle East

1978 – Houghton (OS 161/15, OS 802/84)
 
 
 

East Asia

1977 – Hand (OS 385/14, OS 449/13)
 
1977 – Wilson (OS 449/13)
 
 
 

South East Asia

1977 – Hand (OS 385/14, OS 449/13)
 
 
 

North America

1980 – Colby (OS 488/17)
 
1979 – Colby (OS 488/17)
 
1975 – Helliwell (OS 267/4)
 
1975 – Wilson (OS 161/15, OS 786/95)
 
 
 

Africa

1975 – Hand (OS 385/14, OS 590/7)
 
 
 

Latin America

1975 – Helliwell (OS 536/84)
 
 
 

Notes

Listed from latest years to earliest because that’s how the information is often found in-game.
 
 
Repeated information is in italics.
 
 
The names: Colby, Hand, Houghton, Helliwell, Nugan, Wilson.
 
 
Icon was free from Pixabay – [pixabay.com] .
 
 
I just realised that there is already a similar guide in the discussions, I’ll leave this up anyway in case anyone finds it useful.
 
 

 
 
I hope you enjoy the Guide we share about A Hand With Many Fingers – Index Card Locations; if you think we forget to add or we should add more information, please let us know via commenting below! See you soon!