This series contains materials for different organizations that Klein was a member of or participated in. Most of these are Science Fiction related (e.g. First Fnadom or PSFS), but also includes his other hobbies and interests like radio and chess.

This series contains materials for different organizations that Klein was a member of or participated in. Most of these are Science Fiction related (e.g. First Fnadom or PSFS), but also includes his other hobbies and interests like radio and chess.

This series contains materials for different organizations that Klein was a member of or participated in. Most of these are Science Fiction related (e.g. First Fnadom or PSFS), but also includes his other hobbies and interests like radio and chess.

This series contains materials for different organizations that Klein was a member of or participated in. Most of these are Science Fiction related (e.g. First Fnadom or PSFS), but also includes his other hobbies and interests like radio and chess.

Folder contains constitution and by-laws

The Biologs sub-series contains the materials related to the biographical articles that Klein regularly wrote for Analog magazine. He started this in 1976 with a Biolog on Jack Gaughan and continued until 2004. Materials include correspondence with both editors at Analog and the subjects of the Biologs, as well as questionnaires, notes, Biolog drafts, and some reprints or facsimiles of the final drafts.

Informational forms that Klein would send to subjects of his Biologs.

Informational forms that Klein would send to subjects of his Biologs. This version was for artists and was sent to Klein by A. J Austin in 1992.

The Biologs sub-series contains the materials related to the biographical articles that Klein regularly wrote for Analog magazine. He started this in 1976 with a Biolog on Jack Gaughan and continued until 2004. Materials include correspondence with both editors at Analog and the subjects of the Biologs, as well as questionnaires, notes, Biolog drafts, and some reprints or facsimiles of the final drafts.

The Biologs sub-series contains the materials related to the biographical articles that Klein regularly wrote for Analog magazine. He started this in 1976 with a Biolog on Jack Gaughan and continued until 2004. Materials include correspondence with both editors at Analog and the subjects of the Biologs, as well as questionnaires, notes, Biolog drafts, and some reprints or facsimiles of the final drafts.