For the Owners and Parts manual see the link below.
The Crosman 3500 was an updated version of the V-350. The 3500 was made between 1970-1973.
$55 TO $75
There is a loading port on top of the barrel right where the forearm comes to an end. Put the BB's in there. Then ( with your finger OFF the trigger) pull the barrel back as far is it will go with the barrel slightly elevated. Slide the barrel forward (Do not yank it forward) the rifle is now ready to shoot. If you would like an owners manual for this rifle go to the Crosman link below and click on "download a manual." There you will find a list of all the owners manuals for Crosman rifles and guns.
Crosman offers a free service to locate shops that repair older airguns. See the link below.
it would be worth between $25 - $35 in today's market. (Bluebook of Airguns)
Ther V350 Was made from 1961 -1969 and in Fair condition it is worth between $35 -$55.
Crosman made a V-350 from 1961 - 1969. I do not believe they made an I-350.
see the link below.
see the link below for the owners manual
There is a loading port on top of the barrel right where the forearm comes to an end. Put the BB's in there. Then ( with your finger OFF the trigger) pull the barrel back as far is it will go with the barrel slightly elevated. Slide the barrel forward (Do not yank it forward) the rifle is now ready to shoot. If you would like an owners manual for this rifle go to the Crosman link below and click on "download a manual." There you will find a list of all the owners manuals for Crosman rifles and guns.
Between $30 - $45
I do not know of any model I-350 made by Crosman, but they did make a push barrel rifles known as a model V350 between 1961-69