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These two, however, defy the norm for the brand:
The large black and pearl must be from very early on after Arnold acquired the Edison Pen Company. The clip has a nicely detailed logo:
And the imprint is reminiscent of the elaborate Edison imprints (see http://leadheadpencils.blogspot.com/2016/12/one-heckuva-imprint.html):
With respect to the other pencil, before you dismiss it as “just an advertiser,” have a closer look at what it advertises:
“R.L. Arnold Pen Company, Inc. / Petersburg, Virginia, USA / Manufacturers of / Fountain Pens and Mechanical Pencils.: Not bad at all . . . a pencil advertising pens!
