Old WK4 spreadsheets saved in Lotus 1-2-3 version 4 are still supported in some spreadsheet or table editors, like Excel or some open source alternatives. With these programs it should be possible the export / print these spreadsheets as .pdf documents. You can also find dedicated Lotus converters that can do this job as well.
Convert Lotus 1-2-3 version 4.x spreadsheet to Adobe Portable document format.
We have found 5 software records in our database eligible for .wk4 to .pdf file format conversion.
Microsoft Windows software - convert wk4 to pdf on Windows
A converter for older Lotus documents
Convert from wk4 file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned wk4 to pdf. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
Various text format conversion utility
A spreadsheet software application from Corel
A popular spreadsheet application distributed with Microsoft Office suite
Multiplatform software - convert wk4 to pdf on any platform
Full-featured spreadsheet tool from LibreOffice suite