Ron's "Powerbook 1xx sd card platform" combined with https://www.printables.com/model/250146-microsd-extender-panel-mount to mount a generic microsd extender cable so the card is accessible through the modem slot of a PowerBook 1x0. I used this one (https://www.amazon.com/dp/B07PY7QCWV?psc=1&ref=ppx_yo2ov_dt_b_product_details), but there are a lot of that are the same