Thanks for arranging the instructive and pleasant visit

thanks for invitation, will certainly come, gives some ideas about the program and the names of potential participants

The author (Heinz) tells about unfriendly weather in 1987 and about his ten papers for different issues. He thanks for the addressee's papers. The authors (Heinz and Maria) congratulate on Christmas and a New Year 1988.

Congratulations on a New Year!

suggests to shift the symposium a few days later

An original card informing about the birth of Prof. F.L. Bauer's son.

Issues concerning preface to tthe book by Bauer and Goos, publication of the "Revised report..." and the informatics book of problems; the problem of E.Dijkstra's and A. Hoare's authors' fee