Slide Rules : Dual Base Log Log /

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Hartung, Maurice L. (autor)
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Chicago, EUA : Pickett, 1953, c1953
Ngā marau:
Ngā Tūtohu: Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!