This is a mid-late 1970's Parker 75 Ball-point "Jotter" pen in a brushed stainless steel finish with the Arrow clip and still contains the original Parker T-ball Medium-Blue ink cartridge. - Metal cap threads.
Pen is stamped with the oval arrow logo / Made in USA on upper cap.
The Parker Jotter is the Parker Pen Company's second and best-selling retracting refillable ballpoint pen. Since 1954, over 750 million have been sold worldwide. The Parker Pen Company was founded in 1888.