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Intercom, Volume 5, No. 3, May-June 1969
Larry Fattig, Loren McVey, and Alan Swenson
Contents: Safety Rules for Cave Diving -- Iowa Grotto 20th Anniversary Celebration -- History of the Iowa Grotto -- President's Comments -- Friday Night -- Spiral Cave -- Englekin Cave -- Ewing Diggings -- Colossal Compost and Devil's Throat -- Weigand's Cave -- Rose Shaft -- Zittergruen Cave -- Iowa Grotto 20th Anniversary Attendees
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Intercom, Volume 5, No. 2, March-April 1969
Larry Fattig and Loren McVey
Contents: Future NSS Slide Lectures -- Climbing and Caving Definitions -- Grotto Minutes at a Glance -- Anderson and Cave Canem -- Trip Report Winneshiek County -- You Begin to Wonder When ... -- Good News for Iowa Cavers -- An Act to Encourage Landowners to Make Land and Water Available to the Public by Limiting Liability in Connection Therewith -- Songs for the Singing Caver -- Carbide Troubleshooting Guide
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Intercom, Volume 5, No. 1, January-February 1969
Dave Nicholson
Contents: Future NSS Slide Lectures -- Grotto Minutes at a Glance -- Error-- Canton Ice Cave -- Iowa Grotto 20th Anniversary Celebration -- Torgac Cave (New Mexico) -- Northeast Cave Leads -- McCabe Crevice -- Maze Cave -- Rising Street Cave -- Clean-up Time -- Midnight Misery -- Owens' Free Fall Technique -- The Vertical Drop -- Acetylene Alley -- Want Ads -- Flush Cave -- Land swerk Cave -- Marlow Cave and Highlandville Cave
The Intercom is the Iowa Grotto's main periodical and has been in publication since 1965. Each issue of the Intercom contains minutes from the most recent Iowa Grotto business meetings, as well as cave trip reports from Iowa Grotto members, recently produced cave maps, and various photographs.
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