Tenuis K

Tenuis aspirata kh

Spiritus asper h hs

Here hs is a mistake, this consonant should belong to Gutturales Modificatae (palatales, &c.)

Tenuis K

Tenuis aspirata Kh

Semivocalis y

Spiritus lenis assibilatus z

Legge use Italic k and kh to represent palatalization, and Italic z for spiritus lenis assibilatus

Tenuis t

Tenuis aspirata th

Nasalis n

Semivocalis l

Spiritus asper s

Spiritus lenis z

Spiritus asperrimus 3, 3h

Semivocalis fricata r

Spiritus asper sh

Tenuis p

Tenuis aspirata ph

Nasalis m

Spiritus asper f

semivocalis w

Neutralis ă

Gutturalis brevis a

Palatalis brevis â

Palatalis brevis i

Palatalis longa î

Labialis brevis u

Labialis longa û

Gutturo-palatalis brevis e

gutturo palatalis longa ê

Diphthongus gutturo-palatalis âi, ei, êi 

Gutturo-labialis brevis o

Diphthongus gutturo-babialis âu

Labialis fracta ü

There are three others used in his text, but not listed in his "Transliteration of oriental Alphabets" table:

eh, ih, âo