There are some other items which will not help

There are some other items which will not help you in the your battle or have no other benefit, but you can have these miscellaneous toys to decorate your settlements or sell them for some extra Caps. Robot models often appear in Vault-Tec Lunchboxes, but they can also be built from any robot model kits. On the other hand overdue books scattered all across the Commonwealth.

For More See This:

Here we have the list of both Robot Model Kit and Overdue Books, with the location, where you can find them easily.

Robot Model Kit Locations:

Eyebot Model Kit

Mr. Gutsy Model Kit

Mr. Handy Model Kit

Robot Model Kit Parts

Robot Model Kit Parts

Robot Model Kit Parts

Protectron Model Kit

SentryBot Model Kit

Overdue Book Locations:

You can exchange collected book return tokens for useful prizes at book return terminals. The terminal within the Boston Public Library even contains a Massachusetts Surgical Journal.