- X. Anarchism and Expediency in Liberty IV.1 (#79). 4.
- T. Plumb-Line or Cork-Screw, Which? in Liberty IV.1 (#79). 4-5.
- Benjamin Tucker. On Picket Duty in Liberty IV.1 (#79). 1.
- X. and T. Liberty and Compromise in Liberty IV.2 (#80). 4-5.
- V. Yarros. The Plumb-Line at New Haven in Liberty IV.2 (#80). 8.
- J. Wm. Lloyd. Plumb-Centre in Liberty IV.4 (#82). 1.
- Benjamin Tucker. On Picket Duty in Liberty IV.4 (#82). 1.
- X. The Nub of It All in Liberty IV.5 (#83). 4.
- D.D. and Editor Liberty. Plumb-Line and Cork-Screw in Liberty IV.5 (#83). 4.
- Gertrude B. Kelly. Justice or Force, Which? in Liberty IV.5 (#83). 7.
- X. and T. Anarchistic Small Fry in Liberty IV.6 (#84). 4-5.
Plumb-Line or Cork-Screw? was written by Various Authors, and appeared in Liberty, Vol. IV (April 1886 – July 1886).
It is now available in the Public Domain, according to the information available to the Fair Use Repository.