@JonathanBowen @Bill.French Thanks all, that did the trick. It was a matter of shaping the corresponding columns as floats / integers. I did not realize I could pass a partial POST request (i.e. not include all fields at once) so it was very helpful ...

Definitely would be the issue, unfortunately that was just a typo on my part as I wrote the post :slightly_smiling_face: Will keep troubleshooting, thanks for the responses all!

@JonathanBowen Thanks for your suggested solution for this programatic import of CSV to AirTable. I used the code below, which reads the CSV fine however I am getting 422 response from AirTable. I have troubleshooted to the best of my skills, but can...